Durable indexable inserts for efficient metalcutting
Indexable inserts are hardened cutting elements designed to deliver consistent material removal in metalworking, providing cost-effective tool life management and repeatable results for turning, milling and drilling operations. Suited for machining steel, stainless and heat-resistant alloys, these inserts offer rapid edge renewal and reduced downtime through simple indexing, while versions optimised for internal coolant significantly improve chip control and thermal management in demanding applications. By choosing the right insert grade and geometry you gain improved tool life, predictable wear behaviour and better surface finish thanks to enhanced chip control, with key benefits including wear-resistant carbide, internal coolant compatibility and reliable chip breaking.
CFGT L2020- AH871 Wendeplatten - Tungaloy
Take advantage of the combination of high hot-hardness, PVD-coated cemented carbide and ISO compatibility for reliable turning of demanding alloys; the robust edge geometry and single-sided chipbreaker support consistent surface quality and longer tool life. Order the CFGTL2020- AH871 directly via Metav Werkzeuge or ask our consultants for application-specific holder recommendations. CFGT L2020- AH871 ISO rhombic turning insert by Tungaloy — PVD-coated grade for heat-resistant alloys The CFGTL2020- AH871 Tungaloy insert is an ISO-rhombic turning insert designed for external and internal turning of heat-resistant alloys and other demanding materials, offering stable cutting edges and simple integration into ISO toolholder systems. PVD-coated carbide for heat-resistant alloys Rhombic shape, 80° included angle 25° relief angle for stable cutting edge Single-sided chipbreaker for controlled chips Cylindrical hole with 40°–60° countersink Longer tool life on heat-resistant alloys through advanced grade and coating The combination of the AH871 cemented carbide grade and PVD-coated surface treatment delivers enhanced hot hardness and improved resistance to thermal wear, which are decisive for machining superalloys and other difficult-to-cut materials. These material and coating choices reduce flank wear at elevated cutting temperatures and therefore extend tool life, resulting in fewer tool changes and higher process uptime. The result is a more predictable machining cycle and lower overall tooling consumption when compared with uncoated or less heat-resistant grades. Reliable fit and fast integration into ISO toolholder systems Manufactured to ISO standards, the insert’s rhombic form with an 80° included angle and a 25° relief angle enables predictable seating and secure clamping in a wide range of standard holders. Compatibility with a holder is determined by the insert’s form, relief angle, tolerance class, method of fastening, overall size and thickness — here 2.38 mm — so adapters or dedicated clamping sets are seldom required for correctly matched systems. The cylindrical hole with a single-sided countersink (40°–60°) supports stable fixation and repeatable positioning, reducing set-up time and minimising risk of misalignment during index changes. Consistent chip control and improved surface finish The integrated single-sided chipbreaker is engineered for controlled chip formation when turning demanding alloys, helping to avoid long, stringy chips and supporting safer swarf evacuation. With a stable cutting edge geometry provided by the AH871 grade, the insert promotes repeatable surface quality and dimensional stability on external and internal turning operations. Selecting the matching chipbreaker and holder stability according to the workpiece material and machining parameters will deliver the best compromise between feed, cutting speed and finished surface integrity. System thinking for everyday productivity in turning applications This insert is intended to be used as part of a complete system: ISO turning insert, a compatible external holder or boring bar, a support underlay or clamping set and the appropriate replacement screws. Such a system approach simplifies tool management and ensures that the cutting edge performance of the insert is fully realised in practice. The geometry and coating of this insert favour applications where thermal stability and edge robustness are priorities, making it suitable for productive machining of heat-resistant alloys in serial and job-shop environments. For application advice on Tungaloy turning inserts and compatible holders, contact Metav Werkzeuge for tailored recommendations and exact-fit solutions — info@metav-werkzeuge.com or +49 2822 7131930 Technical Data Article number: 6801633 Manufacturer SKU: TUN6801633 SKU: 6801633-Tungaloy Manufacturer: Tungaloy Key dimensions Included angle: 80° Relief angle: 25° Plate thickness: 2.38 mm Plate size: L2 Design & features Cemented carbide substrate PVD coating Grade AH871 for heat-resistant alloys Rhombic plate form Single-sided chipbreaker Cylindrical hole with one-sided countersink (40°–60°) ISO turning insert series; compatible with matching holders and clamping sets FAQ What materials is this insert optimised for? The CFGTL2020- AH871 insert from Tungaloy is optimised for heat-resistant alloys and similarly demanding materials thanks to the AH871 grade and PVD coating. How is the insert secured in the holder? The insert uses a cylindrical hole with a one-sided countersink (40°–60°) for positive and repeatable clamping in compatible ISO toolholders. Which cutting operations suit this insert best? Designed for turning, this ISO rhombic insert is suitable for both external and internal turning where thermal stability and edge life are required. How does the chipbreaker affect performance? The single-sided chipbreaker promotes controlled chip formation and safer swarf disposal, improving process reliability and surface finish during turning operations. What are the key geometry specifications to check for holder compatibility? Check the rhombic form, 25° relief angle, 80° included angle, plate thickness (2.38 mm) and size (L2) to ensure correct fit in the holder. Is this an original Tungaloy product? Yes — the listed article (CFGTL2020- AH871) is an original, brand-new Tungaloy turning insert with SKU 6801633-Tungaloy. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT L2020- AH872 Wendeplatten - Tungaloy
Take advantage of the PVD-coated AH872 carbide grade and the rhombic L2 geometry for stable cutting edges and consistent performance in demanding turning tasks; order directly via Metav Werkzeuge or consult the technical team for application support. CFGT L2020- AH872 indexable insert for turning – Tungaloy CFGT L2020- AH872 is an ISO-standard rhombic turning indexable insert optimised for external and internal turning of demanding materials. PVD-coated AH872 grade Designed for heat-resistant alloys Rhombic L2 form, 80° included angle 25° rake; cylindrical hole + countersink Consistent edge life for high-temperature materials The combination of a PVD coating and a wear-resistant carbide substrate delivers extended tool life under thermal stress. The AH872 grade is engineered for elevated hot hardness, which means the cutting edge retains geometry at high cutting temperatures and reduces flank wear. For production environments handling heat-resistant alloys, this stability translates into fewer indexings, longer uninterrupted cycles and a predictable component quality, thereby improving process efficiency and reducing scrap rates. Straightforward integration with ISO holders and secure clamping ISO standardisation simplifies tool planning: the rhombic L2 form and the specified geometry allow direct pairing with compatible turning holders. The insert’s cylindrical hole with single-sided countersink (40°–60°) ensures secure fastening and consistent seating; the 25° rake angle supports positive cutting engagement while the 80° included angle offers robustness at the corner, balancing strength and accessibility. This predictable fitment reduces set‑up time and minimises indexing errors during tool changes, supporting a reliable production flow. Controlled chips and improved surface finishes A one-sided chipbreaker is integrated to promote efficient chip formation and evacuation when machining alloys prone to long, stringy chips. Effective chip control lowers the risk of re-cutting and tool damage, while also helping to maintain a consistent cutting zone temperature. The result is better surface integrity on workpieces and fewer interruptions for chip management. In semi‑automated or automated turning cells, this means fewer interventions and steadier cycle times. Economic operation through reduced downtime and predictable performance Using standardised, indexed inserts with a robust coating strategy reduces overall tooling costs by extending usable edge life and simplifying inventory. Replacing only the insert rather than the entire tool saves maintenance time and lowers consumable consumption. The described geometry and grade are suited for repetitive, high‑temperature turning operations, helping to maintain throughput and achieve consistent part tolerances across batches. For procurement, stocking a proven ISO family simplifies reordering and keeps production resilient. Contact Metav Werkzeuge for OEM Tungaloy inserts and application advice to match the AH872 grade to specific workpiece alloys and cutting conditions Technical data Article number: 6801634 Manufacturer SKU: TUN6801634 Supplier SKU: 6801634-Tungaloy Series: ISO turning indexable inserts Application: Turning Material: Carbide Grade/coating: AH872 (PVD-coated) Designation/code: CFGT L2020- AH872 Facts Thickness: 2.38 mm Included angle: 80° Rake (clearance) angle: 25° Size: L2 Countersink angle: 40°–60° Special features Rhombic shape Cylindrical hole with single-sided countersink One-sided chipbreaker PVD-coated carbide grade AH872 Suited for heat-resistant alloys and demanding materials ISO-standardised geometry FAQ Which materials are suitable for this insert? This indexable insert is specified for demanding and heat-resistant alloys; the PVD-coated AH872 grade is designed to retain hardness at elevated temperatures and is thus well suited to such workpiece materials. How does the insert secure to the holder? The insert uses a cylindrical hole with a single-sided countersink (40°–60°) for stable clamping in ISO-compatible holders, ensuring consistent seating and repeatable positioning. What advantages does the AH872 coating offer? The AH872 PVD coating increases thermal resistance and maintains a stable cutting edge under high temperatures, which helps to extend edge life and reduce unexpected tool wear. Is the chipbreaker suitable for automated machining? Yes; the integrated one-sided chipbreaker promotes controlled chip formation and evacuation, reducing the need for manual intervention in automated or semi‑automated turning cells. Which size and geometry should be matched to the holder? Match the rhombic L2 form, 80° included angle and the ISO code L2020- to the corresponding holder specification to ensure correct compatibility and optimal performance. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT L2020- AH873 Wendeplatten - Tungaloy
Benefit from the proven combination of a PVD‑coated carbide grade AH873 and a rhombic geometry for consistent performance in demanding turning tasks; the grade’s high hot hardness keeps tool life predictable and interruptions to a minimum. Order directly via Metav Werkzeuge or consult the specialists for process adaptation and delivery. CFGT L2020- AH873 turning insert by Tungaloy A robust, ISO‑compliant CFGTL2020- AH873 insert engineered for turning heat‑resistant alloys and other demanding materials with a stable cutting edge and reliable chip control PVD‑coated carbide grade AH873 Optimised for heat‑resistant alloys 25° clearance angle for reduced rubbing Rhombic L2 form, thickness 2.38 mm Faster, more predictable metal removal through material and coating The combination of a PVD‑coated carbide substrate and the AH873 grade delivers elevated hot hardness and abrasion resistance, which together reduce flank wear during extended cuts on temperature‑sensitive alloys. This results in fewer tool changes, more stable cycle times and improved process efficiency. For production environments where machining windows are narrow, the insert’s coating contributes to consistent dimensional stability and repeatable performance across batches. ISO conformity and straightforward mounting to control inventory As an ISO‑compliant turning insert, compatibility with holders is defined by form, clearance, tolerance class, fastening method, size and thickness. The insert is supplied with a cylindrical hole plus single‑side countersink (40°–60°) to match standard clamping systems and replacement screws. Standardisation reduces the number of bespoke parts in stock and simplifies tool change procedures, shortening setup times and lowering logistic complexity on the shop floor. Geometry that supports chip control and surface quality The rhombic L2 form, combined with a single‑sided chipbreaker, is configured to guide chips away from the cutting zone during both external and internal turning operations. The specified 25° clearance angle prevents flank contact and rubbing, while the insert’s 2.38 mm thickness and 80° included angle provide a balance of rigidity and accessibility for shoulder cuts and profiling. The result is improved surface finish with lower risk of built‑up edge when machining tough materials. Practical advantages for workshop productivity and process reliability Selecting this insert reduces unplanned downtime through a stable cutting edge and predictable wear behaviour; the AH873 grade is tailored for high‑temperature applications and maintains edge integrity under thermal and mechanical stress. The insert’s design supports a broad range of turning tasks, from roughing to semi‑finishing, minimising tool inventory while maintaining machining flexibility. For challenging materials, the insert offers an economical route to repeatable results and measurable reductions in cycle variation. For tailored application advice or to secure supply of the Tungaloy CFGTL2020- AH873 turning insert, contact Metav Werkzeuge at info@metav-werkzeuge.com or call +49 2822 7131930 to discuss toolholder compatibility and delivery options. Technical Data Article number: 6801635 Manufacturer SKU: TUN6801635 Label: CFGTL2020- AH873 Tungaloy‑insert Model series: ISO‑turning indexable inserts Facts Included angle: 80° Clearance angle: 25° Plate thickness: 2.38 mm Plate size: L2 Countersink angle: 40°–60° Special features PVD‑coated carbide (grade AH873) Designed for heat‑resistant alloys and demanding materials Rhombic plate form, single‑sided chipbreaker Cylindrical hole with single‑side countersink Intended application: turning Compatibility determined by form, clearance, tolerance, fastening, size, thickness FAQ What materials is this insert best suited for? The insert is specified for heat‑resistant alloys and other demanding workpiece materials; the AH873 PVD‑coated carbide grade maintains hardness at elevated temperatures for reliable cutting performance. How is the insert fixed to a toolholder? Mounting follows ISO conventions: compatibility is determined by form, clearance, tolerance class, fastening method, size and thickness; this insert features a cylindrical hole plus single‑side countersink (40°–60°) to match standard clamping systems. Does the geometry support both external and internal turning? Yes; the rhombic L2 form and the single‑sided chipbreaker are suited to both external and internal turning operations where chip control and access are required. What benefits does the PVD coating provide? The PVD coating on the carbide substrate increases wear resistance and thermal stability, extending tool life and improving process consistency when machining hot or abrasive alloys. Can the insert reduce tool change frequency? The AH873 grade’s stable cutting edge and high hot hardness contribute to more predictable wear and fewer unexpected tool changes, supporting higher machine uptime. Manufacturer/Responsible: Tungaloy‑NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand‑new product from the manufacturer.
CFGT L2020- AH874 Wendeplatten - Tungaloy
Take advantage of the combination of PVD-coated AH874 carbide for high hot hardness and a rhombic ISO L2020- form with an 80° cutting angle for stable, productive turning operations; order directly via Metav Werkzeuge or contact the technical team for compatibility advice. CFGT L2020- AH874 Turning insert (indexable) by Tungaloy — PVD-coated carbide, 80° rhombic CFGTL2020- AH874 Tungaloy indexable insert engineered for ISO-standard turning applications, offering a high-hot-hardness grade suited to demanding materials. PVD-coated carbide AH874 for high hot hardness ISO L2020- rhombic insert with 80° cutting angle Single-sided chipbreaker with cylindrical hole Compatibility depends on holder form and tolerance Consistent productivity with a high-temperature carbide grade The insert is made from carbide with a PVD coating in grade AH874, designed specifically for machining heat-resistant alloys and other demanding materials. That composition provides a stable cutting edge and elevated resistance to thermal softening, which translates into longer tool life and fewer indexings. For production environments this means fewer interruptions and more consistent cycle times, while the PVD layer improves wear resistance without compromising edge sharpness. ISO conformity and assured mounting for predictable results Designed as an ISO-standard plate in the L2020- family, the rhombic shape with an 80° included angle and 25° clearance ensures predictable geometry when used with compatible turning holders. The insert is supplied with a cylindrical hole and a one-sided countersink (40°–60°) for secure clamping; compatibility is influenced by holder form, free angle, tolerance class, fastening, size and thickness. The combination of standardised form and defined seating means repeatable positioning and consistent cutting forces, which supports reliable surface finishes and tool-change routines. Practical chip control and application guidance for turning tasks A single-sided chipbreaker profile promotes controlled chip formation for many turning operations, reducing the risk of tangling in boring or external turning. Select the chipbreaker and grade according to workpiece material and the chosen turning strategy to maximise both productivity and process stability. The system approach—indexable insert, suitable outside holder or boring bar, shim/clamping set and replacement screws—simplifies tool management and spare-part logistics in the workshop. For dependable high-temperature turning with Tungaloy’s AH874 grade, contact Metav Werkzeuge for tailored compatibility information and to request stock details — email info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6801636 Manufacturer SKU: TUN6801636 SKU: 6801636-Tungaloy Manufacturer: Tungaloy Model series: ISO turning indexable inserts Designation: CFGTL2020- AH874 Facts Included angle: 80° Clearance angle: 25° Countersink angle: 40°–60° Size: L2 ISO code: L2020- Special features Material: carbide Coating/grade: PVD-coated, AH874 Plate shape: rhombic Chipbreaker: single-sided Hole style: cylindrical hole + one-sided countersink (40°–60°) Application: turning Compatible with ISO turning holders (form-dependent) Typical system: indexable insert, external holder or boring bar, shim/clamping set, replacement screws FAQ What materials is this insert suited for? The CFGTL2020- AH874 Tungaloy indexable insert is engineered for heat-resistant alloys and other demanding materials; the PVD-coated AH874 grade provides high hot hardness for such applications. Is the insert compatible with my existing holders? Compatibility depends on holder form, free angle, tolerance class, fastening, size and thickness; the insert conforms to ISO L2020- dimensions and seats in holders designed for that family. How does the chipbreaker affect machining? The single-sided chipbreaker on this insert promotes predictable chip formation, improving evacuation and reducing entanglement during both external and internal turning. Can this insert be used for internal boring as well as external turning? Yes; the geometry and chip control make the insert suitable for both external turning and certain internal operations when paired with an appropriate boring bar. What does the cylindrical hole with countersink mean for clamping? The cylindrical hole plus one-sided countersink (40°–60°) provides secure mechanical location and tightening, ensuring repeatable seating and consistent cutting forces. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT L2020- AH875 Wendeplatten - Tungaloy
Achieve dependable machining of heat-resistant alloys with the PVD-coated AH875 grade and an 80° rhombic geometry; ISO compatibility and a cylindrical hole with countersink ensure secure clamping and straightforward integration. Order the CFGT L2020- AH875 turning insert directly via Metav Werkzeuge or consult our specialists for application advice. CFGT L2020- AH875 Tungaloy turning insert — PVD-coated carbide, 80° rhombic (25° clearance) The CFGT L2020- AH875 is an ISO-standard rhombic turning insert designed for external and internal turning of heat‑resistant alloys and other demanding materials. ISO rhombic insert, 80° cutting angle PVD-coated carbide AH875 for high heat 25° clearance angle for secure cutting Cylindrical hole with 40°–60° countersink Reliable cutting performance for heat-resistant alloys The combination of a PVD-coated surface and the AH875 carbide grade delivers elevated hot hardness and a stable cutting edge when machining nickel‑based alloys and other heat‑resistant materials. The coating reduces adhesion and wear at elevated temperatures, which translates into longer tool life and fewer interruptions in production. For businesses that prioritise consistent results in severe conditions, this insert offers measurable advantages in process stability and component quality, reducing rework and improving throughput. Fast integration and secure clamping in existing tool systems As an ISO-standard turning insert, compatibility with existing holders depends on form, clearance, tolerance class, fixation, size and thickness. The cylindrical hole with a single-sided countersink (40°–60°) ensures reliable clamping and alignment in standard clamping systems, while the rhombic form facilitates both external and internal operations. Specifying the correct holder and clamp reduces setup time and vibration, improving surface finish and repeatability across batches. The insert forms part of a simple system: indexable plate, suitable external holder or boring bar, underlay/clamping set and replacement screws. Optimised chip control and productivity in turning processes The single-sided chipbreaker and the 80° cutting angle deliver controlled chip formation and stable cutting forces, which supports higher metal removal rates with predictable results. The 25° clearance angle balances edge strength with cutting geometry to maintain a smooth contact zone and minimise rubbing. This configuration is particularly suited to productive turning where surface quality and tool life are critical performance indicators. Adopting this insert can reduce cycle times and tool changes, contributing to lower unit costs and improved shop-floor efficiency. Discuss your high-temperature turning application with Metav Werkzeuge — our specialists will advise on using the AH875 PVD-coated grade and support selection and supply; contact info@metav-werkzeuge.com or call +49 2822 7131930 Technical Data Article number: 6801637 Manufacturer article number: 6801637 Manufacturer SKU: TUN6801637 SKU: 6801637-Tungaloy Series: ISO-Drehwendeschneidplatten Facts Cutting angle: 80° Clearance angle: 25° Size: L2 Special features Material: carbide Coating: PVD Grade: AH875 (for heat-resistant alloys) Plate form: rhombic Hole: cylindrical hole with one-sided countersink (40°–60°) Chipbreaker: single-sided Application: turning (external and internal) ISO-standard insert compatible with standard holders FAQ Is this insert suitable for nickel‑based or heat‑resistant alloys? The CFGT L2020- AH875 insert from Tungaloy is specifically formulated for heat‑resistant alloys; the AH875 grade and PVD coating provide enhanced hot hardness and wear resistance for such applications. Can the insert be used for internal as well as external turning? Yes, the rhombic geometry and the ISO designation make the insert suitable for both external and internal turning operations when paired with a compatible holder. How does the cylindrical hole with countersink benefit clamping? The cylindrical hole with a 40°–60° countersink improves alignment and clamping stability in standard clamping systems, reducing the risk of insert movement and vibration during cutting. What advantages does the AH875 grade offer compared with general‑purpose grades? AH875 is optimised for high-temperature performance, offering a stable cutting edge and longer life when machining demanding materials; this leads to fewer tool changes and more consistent part quality. What is the SKU for ordering and reference? The SKU for this Tungaloy turning insert is 6801637-Tungaloy; quoting this reference simplifies ordering and ensures the correct AH875 grade and ISO format are supplied. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT L2020- AH876 Wendeplatten - Tungaloy
Take advantage of the combination of high process reliability, long tool life and clear holder compatibility for consistent turning results; order the CFGT L2020- AH876 Tungaloy turning insert directly via Metav Werkzeuge or ask our consultants if needed. CFGT L2020- AH876 ISO turning insert for turning — Tungaloy The CFGTL2020- AH876 Tungaloy insert is an ISO‑format, rhombic indexable insert designed for external and internal turning of heat‑resistant alloys and other demanding materials. PVD-coated carbide AH876 For heat‑resistant alloys and tough materials Rhombic ISO insert, 80° included angle 25° clearance angle, cylindrical hole and countersink Reliable machining of heat‑resistant alloys and tough materials The combination of a PVD‑coated carbide grade and a geometry tailored for demanding workpieces delivers stable cutting performance when machining heat‑resistant alloys. The AH876 grade provides enhanced hot hardness and wear resistance, which reduces flank wear and maintains dimensional stability during extended cuts. For production environments where consistent surface finish and reproducibility matter, this indexable geometry supports predictable tool life and fewer insert changes, contributing to lower process interruptions and higher productivity. Clear compatibility reduces setup uncertainty Based on the ISO series design, the insert’s compatibility with holders is determined by form, clearance angle, tolerance class, fixation, size and thickness. The rhombic ISO outline and the specified 80° included angle enable straightforward selection of matching external holders or boring bars. The cylindrical hole with a single‑sided countersink (40°–60°) supports secure clamping and repeatable positioning, simplifying tool changeovers and reducing setup time on the shop floor. Compatibility‑driven selection helps to avoid costly trial‑and‑error in tool assembly. Geometry and chip control for stable cutting This insert features a single‑sided chipbreaker that is optimised for turning processes where controlled chip formation is required. The chipbreaker groove and edge preparation help to produce predictable chips across a range of feeds and depths of cut, aiding evacuation and preventing entanglement in automated machining. The moderate 25° clearance angle balances edge strength and chip flow, making the insert suitable for finishing and medium machining of tough materials while maintaining surface integrity. Practical benefits for production and maintenance Using an indexable insert in this specification reduces overall tooling costs by enabling economical insert replacement while retaining the same holder. The PVD coating extends tool life under elevated temperatures typical of high cutting speeds and heavy workpiece alloys, and the robust carbide substrate preserves the cutting edge during interrupted cuts. For operations focused on throughput and process stability, these features translate into fewer unplanned stoppages and more consistent part quality. For process‑critical applications, rely on Tungaloy’s AH876 grade — contact Metav Werkzeuge for tailored application advice and ordering. Technical Data Article number: 6801638 Manufacturer SKU: TUN6801638 SKU: 6801638-Tungaloy Manufacturer: Tungaloy Facts Included angle: 80° Clearance angle: 25° Size: L2 Countersink angle: 40°–60° Special features PVD‑coated carbide (AH876) Rhombic insert shape Single‑sided chipbreaker Cylindrical hole with one‑side countersink ISO turning insert series for turning FAQ What materials is this insert suitable for? The CFGTL2020- AH876 insert is designed primarily for heat‑resistant alloys and other demanding materials; the AH876 grade and PVD coating improve hot hardness and wear resistance during such machining. Which holder types are compatible with this ISO insert? Compatibility depends on holder form, clearance angle, tolerance class, fixation, size and thickness; use holders specified for the ISO L2020 geometry to ensure correct seating and clamping. How does the chipbreaker affect machining performance? The single‑sided chipbreaker on this insert promotes predictable chip formation and evacuation, which contributes to process stability and reduces risk of chip entanglement in turning operations. What are the key dimensional features to check before fitting the insert? Verify the 80° included angle, 25° clearance angle, the L2 size specification and the cylindrical hole with the 40°–60° countersink to ensure correct mechanical fit and clamping. Is the coating suitable for high cutting speeds? Yes; the PVD coating on the AH876 grade is selected to enhance thermal resistance and edge life at elevated cutting temperatures typical of faster cutting regimes. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand‑new product from the manufacturer.
CFGT L2020- AH877 Wendeplatten - Tungaloy
Take advantage of a high‑temperature capable, PVD‑coated carbide grade for demanding turning applications and the proven compatibility of ISO‑standard indexable inserts; this combination supports stable cutting edges and predictable tool life. Order directly via Metav Werkzeuge or consult the technical team for selection support. CFGT L2020- AH877 Tungaloy turning insert, rhombic L2, 80° CFGT L2020- AH877 Tungaloy turning insert for external and internal turning of demanding, heat‑resistant materials. PVD‑coated carbide AH877 for hot hardness Rhombic L2 geometry, included angle 80° 25° relief angle for versatile engagement Cylindrical hole + one‑sided countersink (40°–60°) Greater process reliability through a heat‑resistant grade The AH877 grade delivers elevated hot hardness and a stable cutting edge, designed specifically for machining heat‑resistant alloys and other demanding materials. The combination of a PVD‑coating and a hard carbide substrate reduces flank wear and maintains edge integrity at elevated cutting temperatures, which translates into fewer interruptions and more predictable cycle times. For production environments where consistent component quality and tool life are required, this specification supports a steady machining process and reduces unplanned tool changes. Simple integration with ISO turning systems Compatibility with holding systems is governed by insert form, clearance angle, tolerance class, fixing method, size and thickness. The indexable insert is produced to ISO dimensions and fits in standard holders when these parameters match. The insert features a cylindrical hole with a one‑sided countersink (40°–60°) to suit common clamping concepts and ensure secure axial and radial seating. The system typically comprises the ISO insert, a matching external holder or boring bar, a shim/clamping set and replacement screws, facilitating straightforward assembly and repeatable positioning. Practical benefits for day‑to‑day turning The rhombic L2 geometry with an included angle of 80° and a 25° relief offers a balance of edge strength and cutting accessibility, making the insert suited to both external and internal operations. The single‑sided chipbreaker helps to control chip form for typical turning conditions and stabilise evacuation in continuous cuts. By selecting the appropriate chipbreaker and the AH877 grade for the workpiece and machining stability, users gain improved surface quality and extended intervals between indexings, creating a measurable impact on productivity and overall running costs. How to choose and what to expect in application When selecting an insert, match the chipbreaker and grade to the workpiece material and rigidity of the setup. The PVD‑coated surface provides a wear‑resistant top layer that resists adhesion and oxidation at temperature, while the underlying carbide body maintains toughness. The insert is intended for demanding applications where thermal stability and edge retention are priorities; choose a holder and clamping arrangement compatible with the insert geometry to obtain the full performance benefits. For clarification on compatibility or to discuss alternative chipbreaker options, technical advice is available. For demanding turning tasks select the Tungaloy AH877 PVD‑coated insert and contact Metav Werkzeuge for tailored application advice and ordering at info@metav-werkzeuge.com or by phone on +49 2822 7131930 Technical data SKU: 6801639-Tungaloy Manufacturer SKU: TUN6801639 Manufacturer article number: 6801639 Manufacturer: Tungaloy Facts Model series: ISO turning indexable inserts Shape: Rhombic, 80° Size: L2 Relief angle: 25° Hole style: cylindrical hole + one‑sided countersink (40°–60°) Chipbreaker: single‑sided Grade/coating: AH877 PVD‑coated carbide Applications & features Application: turning (external and internal) Suitable for: heat‑resistant alloys and demanding materials System components: ISO insert, matching holder/boring bar, shim/clamping set, replacement screws Compatibility factors: form, clearance angle, tolerance class, fixing, size, thickness FAQ Which materials is this insert best suited for? This insert, specified as CFGTL2020- AH877 Tungaloy‑wendeplatte, is formulated for heat‑resistant alloys and other demanding materials, exploiting the AH877 grade’s thermal stability and edge retention. What does the AH877 designation indicate? AH877 denotes a PVD‑coated carbide grade optimised for high warm‑hardness and a stable cutting edge, making it suitable where thermal resistance and consistent tool life are required. How is the insert secured in a holder? The insert uses a cylindrical hole with a one‑sided countersink (40°–60°); secure seating depends on matching holder form, clearance angle, tolerance class and fixing method to the insert dimensions. Can this geometry be used for internal turning? Yes — the rhombic L2 geometry and 25° relief support both external and internal operations; choice of chipbreaker and machining parameters should match the application for optimal chip control. What are the key geometric details to verify before purchase? Check the rhombic L2 size, included angle 80°, relief angle 25°, and hole/countersink style to ensure compatibility with the intended holder and clamping system. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand‑new product from the manufacturer.
CFGT L2020- AH878 Wendeplatten - Tungaloy
The combination of PVD-coated AH878 grade and the rhombic L2 form ensures stable cutting edges and extended tool life when machining heat‑resistant alloys; compatibility with ISO holders and a secure cylindrical hole with countersink supports consistent clamping. Order the insert directly via Metav Werkzeuge or consult the in‑house specialists for holder matching and process setup. CFGT L2020- AH878 turning insert by Tungaloy — PVD-coated carbide, rhombic L2, 25° relief CFGTL2020- AH878 Tungaloy turning insert designed for demanding turning operations on heat‑resistant alloys, offering high hot hardness and reliable edge stability in ISO‑standard tool systems. PVD-coated carbide grade AH878 Designed for heat‑resistant alloys Rhombic L2 form, 25° relief angle Cylindrical hole with countersink 40°–60° Consistent performance on high-temperature materials The PVD coating combined with the AH878 carbide grade delivers elevated hot hardness and wear resistance specifically for machining heat‑resistant alloys and other demanding materials. This results in a stable cutting edge, fewer unexpected interruptions and a more predictable tool life, which contributes to consistent cycle times and surface finishes. The design is particularly suitable where elevated cutting temperatures occur, reducing flank wear and preserving dimensional accuracy over extended cuts. Secure mounting and ISO compatibility for reliable production As an ISO‑standard turning insert, compatibility depends on form, relief angle, tolerance class, fastening method, size and thickness. The rhombic L2 form with a 25° relief angle and an included angle of 80° provides versatile engagement for both external and internal turning. The cylindrical hole with a single‑sided countersink (40°–60°) ensures reliable clamping in compatible holders, while the standardised geometry simplifies tool management across different machines. Choosing the correct holder, shim and clamping set maintains process stability and repeatability. Controlled chip formation and process stability The insert’s one‑sided chipbreaker promotes controlled chip evacuation in a range of turning tasks, which helps to reduce machine downtime and improve operator safety. By pairing the chipbreaker type with the AH878 grade and appropriate cutting data, chip shapes become predictable and less likely to cause surface defects or tool interference. This focused chip control supports higher productivity and reduces the need for manual chip handling during long production runs. Practical system setup and economical machining The operation is based on a complete system: ISO insert, matched external holder or boring bar, a supporting shim/clamp set and spare screws. This system approach facilitates quick insert changes and secure reassembly, minimising shopfloor downtime. The PVD‑coated carbide composition balances wear resistance and edge toughness to achieve a cost‑efficient cutting solution: fewer insert changes, steadier part quality and improved throughput for serial production. The SKU and manufacturer article numbers are available to streamline procurement and spare part matching. For robust turning of heat‑resistant alloys with the AH878 grade, contact Metav Werkzeuge to request the CFGTL2020- AH878 insert (SKU 6801640-Tungaloy) and receive tailored advice on holder compatibility and optimal cutting data Technical Data Article number: 6801640 SKU: 6801640-Tungaloy Manufacturer SKU: TUN6801640 Model series: ISO turning indexable inserts Material: carbide Grade/coating: AH878, PVD-coated Application: turning Shape: rhombic (L2) Relief angle: 25° Included angle: 80° Hole: with hole Hole style: cylindrical hole + single-sided countersink (40°–60°) Chipbreaker: one-sided Designation base: CFGTL2020- ISO code: L2020- Numbers / Core technical data Relief angle: 25° Included angle: 80° Countersink range: 40°–60° Manufacturer article number: 6801640 SKU: 6801640-Tungaloy ISO series: L2020- Special features / Versions PVD-coated carbide grade AH878 Optimised for heat‑resistant alloys and demanding materials Rhombic L2 form for versatile turning Cylindrical hole with single‑sided countersink for secure clamping One‑sided chipbreaker for controlled chips ISO‑standard geometry for holder compatibility System approach: insert + holder + shim/clamp set + spare screws FAQ What materials is this insert suited for? The CFGTL2020- AH878 insert is formulated for heat‑resistant alloys and other demanding workpiece materials, leveraging the AH878 grade and PVD coating to retain hardness at elevated temperatures. How does the insert secure to the holder? The rhombic L2 insert uses a cylindrical hole with a single‑sided countersink (40°–60°) for positive clamping; compatibility with the holder is determined by form, relief angle, tolerance and fastening method. Is the chip control suitable for internal turning? Yes, the one‑sided chipbreaker is designed to manage chips effectively in both external and internal turning when paired with appropriate cutting data and stable tool setup. What does the AH878 grade offer compared with standard carbide? The AH878 grade provides higher hot hardness and a stable cutting edge under elevated temperatures, reducing flank wear and extending usable tool life in tough machining conditions. Which ISO series and designation should be ordered for a matching holder? Order holders compatible with the L2020- (CFGTL2020-) ISO designation and ensure the clamping set matches the rhombic L2 form and 25° relief to guarantee correct fit and function. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT L2020- AH879 Wendeplatten - Tungaloy
Take advantage of the combination of PVD-coated carbide durability, ISO compatibility and a 25° clearance angle for consistently stable turning operations; order original Tungaloy inserts directly via Metav Werkzeuge or consult our technical team for application matching. CFGT L2020- AH879 — ISO rhombic turning insert, 80° included angle, by Tungaloy The CFGT L2020- AH879 is an ISO-format, rhombic turning insert designed for external and internal turning of demanding materials, optimised for heat-resistant alloys and high-temperature stability. PVD-coated carbide grade AH879 ISO rhombic insert, 80° included angle 25° clearance angle for stable cutting Cylindrical hole + single-sided countersink Higher cutting stability and extended tool life for demanding alloys The insert delivers consistent edge stability through its PVD-coated carbide grade AH879, a combination engineered for elevated hot hardness and wear resistance when machining heat-resistant alloys. This results in longer intervals between insert changes and more predictable tool life, which translates directly into lower machine downtime and reduced cost per component. The robust edge geometry supports interrupted cuts and high-temperature contact zones, maintaining dimensional accuracy over longer runs. Seamless integration into ISO turning systems for quick setup Compliance with ISO dimensions and the rhombic form ensure straightforward interchangeability with standard ISO holders and boring bars. The 80° included angle and 25° clearance angle promote secure seating and repeatable cutting geometry, while the cylindrical hole with a single-sided countersink (40°–60°) simplifies clamping and torque transfer. The insert forms part of a complete system—insert, appropriate external holder or boring bar, shim/clamp set and replacement screws—allowing for predictable assembly and rapid tool changes on the shop floor. Efficient chip control and process reliability for everyday production Featuring a one-sided chipbreaker, the design channels chips away from the cutting zone to reduce re-cutting and improve surface finish, particularly in turning operations. The optimized chip control lowers cycle times through higher stable cutting parameters and reduces the need for secondary cleaning operations. Selecting the correct chipbreaker and grade for the workpiece material ensures reproducible results, increased throughput and greater overall process reliability on both small batch and serial production runs. Contact Metav Werkzeuge today for tailored application advice and secure genuine Tungaloy turning inserts—email info@metav-werkzeuge.com or call +49 2822 7131930 to discuss suitability for specific materials and setups Technical data Article number: 6801641-Tungaloy Manufacturer SKU: TUN6801641 Series: ISO-Drehwendeschneidplatten Material: carbide (Hartmetall) Application: turning Facts Included angle: 80° Clearance angle: 25° Plate size: L2 Countersink angle: 40°–60° Special features PVD-coated carbide grade AH879 Rhombic plate form with cylindrical hole and single-sided countersink One-sided chipbreaker ISO-compliant turning insert for external and internal turning Designed for heat-resistant alloys and demanding workpieces System composition: insert, suitable external holder or boring bar, shim/clamp set and replacement screws FAQ What materials is this insert suited for? The CFGT L2020- AH879 insert is formulated for heat-resistant alloys and other demanding materials; the AH879 grade provides elevated hot hardness and wear resistance for such applications. How does the hole and countersink affect mounting? The cylindrical hole with a single-sided countersink (40°–60°) on the insert ensures secure clamping and reliable torque transmission when mounted in compatible ISO holders and reduces the risk of movement under heavy cuts. Is the chip control suitable for high-feed turning? Yes, the one-sided chipbreaker on this rhombic insert supports efficient chip evacuation and improved surface finish, enabling higher stable feeds in many turning operations. Can the insert be used for internal boring as well as external turning? The ISO rhombic geometry and standardised dimensions make the insert compatible with appropriate boring bars and external holders, allowing use in both internal and external turning applications where the form and size match. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT L2020- AH880 Wendeplatten - Tungaloy
High thermal stability from the AH880 grade and a PVD-coated cemented carbide substrate provide long tool life and consistent cutting performance; ISO-format geometry and the rhombic form ensure broad holder compatibility. Order the CFGT L2020- AH880 turning insert directly via Metav Werkzeuge or ask our consultants if needed. CFGT L2020- AH880 Turning Insert – ISO turning insert for turning, Tungaloy The CFGT L2020- AH880 is an ISO-format turning insert engineered for external and internal turning of heat-resistant alloys and other demanding materials. PVD-coated cemented carbide grade AH880 Optimised for heat-resistant alloys Rhombic insert, size L2, 25° clearance Cylindrical hole with 40°–60° countersink Durable grade and coating for extended service life The combination of a PVD-coated surface and cemented carbide substrate in grade AH880 delivers high hot hardness and a stable cutting edge, which reduces flank wear during the machining of temperature-sensitive alloys. The coating acts as a thermal and wear barrier, limiting adhesion and crater wear in high-temperature zones; this translates into fewer insert changes and improved process economy. The ISO-format indexable design also supports straightforward replacement and inventory handling, making the component suitable for production environments where repeatability and uptime are priorities. For technical questions about material pairing or cutting data, contact Metav Werkzeuge at info@metav-werkzeuge.com or call +49 2822 7131930. Secure clamping and reliable chip control for consistent finishes The insert’s rhombic shape and central cylindrical hole with a single-sided countersink (40°–60°) enable precise seating and stable clamping in compatible holders, which helps maintain concentricity during turning operations. The specified 25° clearance angle supports good shear formation while reducing rubbing on the flank face. The integrated one-sided chipbreaker is optimised to control swarf flow for many turning setups, improving surface finish and reducing the risk of built-up edge. Together, these design elements lower the likelihood of chatter and contribute to a predictable surface quality on finished components. System advantages and application-oriented performance Designed for a complete turning system — insert, matching external holder or boring bar, shim/clamp set and replacement screws — this ISO-format indexable solution allows flexible use across external and internal turning tasks. The geometry is compatible with standard ISO holders when form, clearance angle, tolerance class, fixing method, size and thickness align, enabling rapid tool changes and simplified tooling logistics. Selecting the appropriate chipbreaker and the AH880 grade for workpiece material improves productivity through longer cutting times and steadier tool life, supporting cost-effective batch production and machining of demanding alloys. Contact Metav Werkzeuge today to discuss how the CFGT L2020- AH880 can improve process stability and tool life; our consultants will advise on holder compatibility and cutting parameters Technical data Article number: 6801642-Tungaloy Manufacturer SKU: TUN6801642 Manufacturer article number: 6801642 Model series: ISO-Drehwendeschneidplatten Material: cemented carbide (Hartmetall) Coating: PVD Core specifications Clearance angle: 25° Insert angle: 80° Countersink range: 40°–60° Size: L2 Features ISO-format turning indexable insert Grade: AH880 Rhombic insert form Cylindrical hole with single-side countersink One-sided chipbreaker Application: turning System components: insert, external holder/boring bar, shim/clamp set, replacement screws FAQ What materials is this insert suited for? The CFGT L2020- AH880 turning insert is engineered for heat-resistant alloys and other demanding materials; the AH880 grade and PVD coating support cutting at elevated temperatures. Which holders are compatible with the insert? Compatibility depends on holder form, fixation, tolerance class, size and thickness; the ISO-format of the insert ensures interchangeability with standard ISO holders when these parameters match. How does the hole and countersink design affect clamping? A cylindrical hole with a single-sided countersink (40°–60°) provides a precise seating surface and uniform clamping force, improving repeatability and reducing the risk of insert movement during turning. When should the one-sided chipbreaker be selected? The integrated chipbreaker on this Tungaloy turning insert is suitable for operations where controlled swarf evacuation is required; it is a good choice for many external and internal turning processes to enhance surface finish. What benefits does the AH880 grade provide? AH880 is a PVD-coated cemented carbide grade designed for high warm hardness and a stable cutting edge, which increases tool life and maintains consistent performance on heat-resistant and hard-to-machine alloys. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT L2020- AH881 Wendeplatten - Tungaloy
Benefit from the combination of PVD-coated AH881 grade and ISO compatibility for stable cutting performance and longer tool life; secure consistent productivity in demanding turning operations. Order the insert directly via Metav Werkzeuge or request consultation from our experts for application-specific setup. CFGT L2020- AH881 Tungaloy indexable insert — ISO indexable turning insert for turning, rhombic 80° A CFGT L2020- AH881 indexable insert engineered for ISO-compliant turning, designed to tackle heat-resistant alloys and other demanding materials with reliable edge stability and repeatable mounting. *PVD-coated carbide AH881 for high hot hardness *Rhombic insert with 80° included angle *Cylindrical hole with one-sided countersink *ISO-compatible for standard turning holders Predictable performance on heat-resistant alloys The PVD-coated AH881 grade, applied to a carbide substrate, is tailored for high-temperature strength and a stable cutting edge, offering predictable wear behaviour when machining heat-resistant alloys. The PVD coating reduces adhesion and increases thermal resistance, which translates into longer cutting times between indexings and improved process economy. For users less familiar with coatings: PVD (physical vapour deposition) forms a very thin, hard film that protects the carbide substrate and helps maintain the cutting geometry at elevated temperatures. Accurate fit and repeatability for process stability Built to the ISO indexable insert system, the rhombic geometry with an 80° included angle and a 25° clearance ensures reliable seat contact and defined cutting engagement. The cylindrical mounting hole with a one-sided countersink (40°–60°) secures the insert in the pocket and minimises micro-movement under load, supporting consistent surface finish and dimensional control. Compatibility is governed by form, clearance angle and tolerance class, so selection within the ISO family guarantees interchangeability and simplified tool management. Controlled chips and secure clamping for uninterrupted production A single-sided chipbreaker combined with the insert’s geometry promotes effective chip control, reducing the risk of entanglement and improving surface integrity on the workpiece. The stable clamp interface and standardised hole style facilitate fast insert changes, shortening downtime and supporting a continuous production rhythm. For operations prioritising throughput, these characteristics deliver measurable gains in efficiency while preserving workpiece quality. Should technical uncertainties arise, Metav Werkzeuge’s technical advisers are available to discuss process parameters and holder compatibility. Contact Metav Werkzeuge today for tailored advice on the Tungaloy AH881 insert and to confirm availability for immediate use in ISO turning systems. Technical data Article number: 6801643 SKU: 6801643-Tungaloy Manufacturer SKU: TUN6801643 Model series: ISO turning inserts Material: carbide Grade/coating: AH881 (PVD-coated) Insert designation: CFGTL2020- Application: Turning Facts Included angle: 80° Clearance angle: 25° Countersink angle: 40°–60° Size: L2 Manufacturer article number: 6801643 Special features Rhombic insert shape Cylindrical hole with one-sided countersink Single-sided chipbreaker ISO-compatible system Designed for heat-resistant alloys and demanding materials PVD-coated AH881 grade Tungaloy brand FAQ What materials is this insert intended for? The CFGT L2020- AH881 insert is designed primarily for heat-resistant alloys and similar demanding materials; the PVD-coated AH881 grade provides increased hot hardness for such applications. How does the insert fix to the holder? Clamping is achieved via the cylindrical hole with a one-sided countersink and a standard ISO seat; this configuration ensures a secure fit in compatible turning holders and reduces micro-movement during cutting. What advantage does the AH881 coating provide? The PVD-coated AH881 grade offers superior thermal resistance and edge stability, which extends cutting life and improves process reliability when machining high-temperature alloys. Is this insert compatible with standard ISO turning toolholders? Yes, the insert conforms to ISO standards for turning indexable inserts; compatibility depends on matching form, clearance angle and size (L2) with the chosen holder. Which chip control can be expected? The single-sided chipbreaker promotes controlled chip formation for many turning tasks, aiding safety and surface quality while decreasing the likelihood of chip-related interruptions. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT L2020- AH882 Wendeplatten - Tungaloy
Benefit from a highly heat‑resistant PVD‑coated carbide grade and a proven rhombic geometry for stable cutting performance and predictable tool life. Order the CFGTL2020‑ AH882 Tungaloy turning insert directly via Metav Werkzeuge or ask our consultants if needed. CFGT L2020- AH882 Tungaloy indexable turning insert for turning A CFGTL2020- AH882 ISO‑standard rhombic turning insert designed for external and internal turning of heat‑resistant alloys and demanding materials. PVD-coated AH882 carbide for high thermal resistance Rhombic insert, size L2, 80° cutting angle 25° clearance angle for stable cutting edges Cylindrical hole with single-side countersink (40°–60°) Consistent performance on heat‑resistant alloys The combination of PVD-coated surface treatment and the AH882 carbide grade provides elevated hot hardness and reduced adhesion when machining nickel‑based and other heat‑resistant alloys. This results in a stable cutting edge that resists crater wear and maintains geometry over longer cycles, which supports predictable machining times and reduced tool changes. The insert’s material and coating are selected to improve resistance to thermal softening during continuous turning operations. ISO compatibility and straightforward clamping Designed to the ISO series for indexable inserts, the geometry and tolerance class ensure broad ISO-standard compatibility with matched holders. The rhombic profile in size L2 with an 80° principal cutting angle and 25° clearance makes it a versatile choice for both facing and profile turning. The insert’s cylindrical hole with a single‑side countersink (40°–60°) enables secure and repeatable clamping, reducing setup time and minimising positional deviation between indexings. Controlled chips and improved surface quality The dedicated one‑sided chipbreaker promotes uniform chip formation and evacuation when turning, lowering the risk of entanglement and enabling continuous operation in automated and semi‑automated setups. Predictable chip flow contributes directly to better surface finish and less requirement for secondary polishing, which helps maintain part tolerances and reduces downstream rework. For unstable setups, selecting the correct chipbreaker geometry and cutting parameters further stabilises cutting forces. Durable design for economical production Constructed from solid carbide and finished with a PVD layer tailored to high‑temperature performance, this insert supports extended tool life and consistent dimensional repeatability. Fewer tool changes mean less machine idle time and improved cost per component over medium to long production runs. For complex jobs or uncertain compatibility with an existing holder, technical consultations are available to ensure the insert supports the intended feed, depth of cut and material combination. For high‑temperature alloy turning, contact Metav Werkzeuge to request compatibility checks or to order the Tungaloy CFGTL2020- AH882 indexable turning inserts directly. Technical Data Article number: 6801644 Manufacturer SKU: TUN6801644 SKU: 6801644-Tungaloy Model series: ISO-Drehwendeschneidplatten Designation: CFGTL2020- Facts Cutting angle: 80° Clearance angle: 25° Countersink angle: 40°–60° Size: L2 Hole style: cylindrical + single-side countersink Special features Material: carbide Coating/grade: AH882 (PVD-coated) Insert shape: rhombic Chipbreaker: one-sided Application: turning (external and internal) Mounting compatibility determined by form, free angle, tolerance class, fixing, size and thickness FAQ What materials is this insert suited for? The CFGTL2020‑ AH882 insert is intended for heat‑resistant alloys and similarly demanding materials; the AH882 PVD‑coated carbide grade is optimised for high thermal loads during turning operations. How does the insert secure to the holder? Clamping depends on matching form, tolerance and fixing. The insert features a cylindrical hole with a single‑side countersink (40°–60°) to enable secure, repeatable mounting in compatible ISO holders. Which chip control can be expected? The one‑sided chipbreaker on the insert supports controlled chip formation and evacuation, which improves machine uptime and the surface finish on turned parts. Is the insert suitable for internal and external turning? Yes, the rhombic geometry and 80° cutting angle make this insert suitable for both external profile turning and many internal turning tasks where access permits. How to choose the correct grade and chipbreaker? Select the AH882 grade for materials requiring high hot hardness and choose a chipbreaker version that matches workpiece material, feed rate and machine stability to ensure consistent cutting behaviour. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT R2020- AH913 Wendeplatten - Tungaloy
Take advantage of the PVD-coated AH913 grade and the ISO-compliant rhomboid form to combine long tool life with reliable cutting performance; order directly via Metav Werkzeuge or consult the technical team for application-specific advice. CFGT R2020- AH913 – Tungaloy indexable insert for turning (rhomboid R2, 25° relief) The CFGTR2020- AH913 Tungaloy indexable insert provides a wear- and fracture-resistant solution for general turning, designed for compatibility with ISO external holders and boring bars. PVD-coated AH913 for process stability Rhomboid R2 form for versatile turning 25° relief angle for controlled cutting action Cylindrical hole with countersink for secure mounting Greater process reliability through wear-resistant grade and coating The PVD-coated carbide grade AH913 is engineered to reduce flank wear and minimise edge breakouts in demanding turning cycles. By combining a hard coating with a tough carbide substrate, the insert delivers consistent cutting behaviour over longer tool life, which translates into fewer tool changes and improved uptime. This stability is particularly valuable in medium- to high-volume production where reproducible component tolerances and surface quality are required. The result is a predictable cutting process that supports efficient shop-floor planning and cost control. Accurate fit and secure clamping for repeatable results Built to ISO specifications, the rhomboid R2 geometry and the 25° relief guarantee predictable shear conditions and chip formation when used with corresponding holders. The insert features a cylindrical hole with a single-sided countersink (40°–60°) to ensure reliable seating and repeatability during indexation. Compatibility is determined by form, relief, tolerance class, fastening and thickness, so the insert integrates into standard systems comprising an external holder or boring bar, shim/locking set and replacement screws. That system-level approach simplifies tool management and reduces setup time. Practical durability and efficient chip control for turning operations The design includes a one-sided chipbreaker tuned for common turning tasks, helping to control chip flow and prevent entanglement on the workpiece. The combination of chipbreaker geometry and the AH913 grade supports a sharp cutting edge without sacrificing robustness, which is advantageous when switching between finishing and semi-finishing passes. For manufacturers aiming to balance surface finish and throughput, this insert improves process security and lowers the risk of unexpected tool failure, contributing to steady production quality and economic operation. Contact Metav Werkzeuge for an application consultation on the CFGTR2020- AH913 insert; specialists are available at info@metav-werkzeuge.com or on +49 2822 7131930 to advise on holder compatibility and cutting data. Technical data Article number: 6801675 Manufacturer SKU: TUN6801675 Metav SKU: 6801675-Tungaloy Model series: ISO turning indexable inserts Application: Turning Data Relief angle: 25° Included angle: 80° Insert size: R2 ISO designation: R2020- Hole: with hole Special features Grade: AH913, PVD-coated carbide Shape: Rhombic insert Hole style: cylindrical hole + single-sided countersink (40°–60°) Chipbreaker: one-sided System components: insert, external holder or boring bar, shim/locking set, replacement screws FAQ What work is this insert intended for? This insert is suitable for turning; the CFGTR2020- AH913 insert from Tungaloy is specified for both external and internal turning applications when paired with the correct holder. How does the AH913 grade improve tool life? The AH913 PVD-coated carbide grade on the CFGTR2020- AH913 increases wear resistance and reduces the likelihood of edge chipping, delivering more consistent tool life under normal turning conditions. Which holder features are required for correct mounting? Compatibility depends on form, clearance angle, tolerance class, fastening method, size and thickness; the rhomboid shape and cylindrical hole with countersink demand a matching ISO external holder or boring bar. Is the insert suitable for finishing passes? Yes, the combination of a sharp cutting edge and controlled chipbreaking makes the insert appropriate for finishing and semi-finishing operations, providing a balance between surface quality and robustness. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT R2020- AH914 Wendeplatten - Tungaloy
Take advantage of the combination of PVD-coated AH914 carbide for durable, sharp cutting edges, ISO‑standard indexability for straightforward toolholder compatibility and a one-sided chipbreaker that supports consistent chip control — order the insert directly via Metav Werkzeuge or ask our consultants for application advice. CFGT R2020- AH914 indexable turning insert by Tungaloy — PVD-coated carbide, rhombic R2 The CFGT R2020- AH914 is an ISO‑standardised, rhombic turning insert engineered for general external and internal turning where a sharp cutting edge and reliable process security are required. ISO‑standard indexable insert PVD-coated carbide AH914 grade Rhombic R2 shape with 80° cutting edge One-sided chipbreaker for controlled chips Consistent productivity through optimised cutting performance The combination of a PVD-coated surface and a wear-resistant carbide substrate in this grade delivers a measurable improvement in edge life and process stability. The coating reduces adhesion and flank wear under a range of cutting conditions, which translates into longer intervals between indexings and fewer unscheduled tool changes. For production environments prioritising throughput, this insert reduces downtime and helps maintain component tolerances across batches. Clear compatibility and secure mounting for rapid setup Designed as an ISO‑indexable plate, the geometry and mounting features ensure predictable fitment with compatible holders. The rhombic R2 form and central fastening hole with a cylindrical bore and single-side countersink (40°–60°) provide consistent seating and clamping torque, lowering the risk of misalignment. Knowing the relief angle of 25° and the nominal cutting‑edge orientation (80°) simplifies holder selection and cutting parameter calculation, easing tool changeover and setup for mixed production runs. Application-specific benefits from material and chip control The one-sided chipbreaker and the AH914 grade balance edge sharpness with fracture resistance, making the insert suitable for varied turning tasks where both finish and process security matter. In practice, this means better chip control on interrupted cuts and improved surface quality on continuous cuts, especially when combined with a matched holder and correct feeds. The ISO designation and standardised system concept also support inventory rationalisation and predictable reorder behaviour. For production-critical turning applications choose the PVD-coated AH914 insert from Tungaloy and contact Metav Werkzeuge for tailored advice or to place an order at info@metav-werkzeuge.com or by phone on +49 2822 7131930 Technical data Article number: 6801676 Manufacturer SKU: TUN6801676 SKU: 6801676-Tungaloy Brand: Tungaloy Model series: ISO‑indexable turning inserts Facts Cutting‑edge angle: 80° Relief angle: 25° Shape/size: rhombic R2 Countersink angle: 40°–60° Special features PVD‑coated carbide AH914 One-sided chipbreaker Central hole with cylindrical bore and one‑side countersink ISO‑standard designation: CFGTR2020- Application: turning (external and internal) FAQ What materials is this insert suitable for? The AH914 PVD‑coated carbide insert is formulated for a wide range of steels and general turning tasks; select the matching chipbreaker and machining parameters for best results. How does the rhombic R2 shape affect holder selection? Rhombic R2 geometry requires a compatible indexable holder that accepts the R2 size and provides correct seating for the ISO hole and clamping style, ensuring secure mounting and repeatable positioning. Can the insert handle interrupted cuts? Yes, the one-sided chipbreaker and the wear‑resistant AH914 grade offer improved chip control and fracture resistance for interrupted turning when clamped correctly. How is the insert identified for reordering? Use the designation CFGTR2020- AH914 or the manufacturer SKU TUN6801676 to ensure the exact PVD‑coated carbide grade and geometry are supplied. What relief and cutting angles should be considered during setup? Plan for a relief angle of 25° and a cutting‑edge orientation of 80°; these values help determine the proper holder geometry and cutting parameters. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT R2020- AH915 Wendeplatten - Tungaloy
Take advantage of the combination of a PVD-coated AH915 cutting grade, the ISO‑standard rhombic geometry and secure clamping for consistent turning performance; order directly via Metav Werkzeuge or consult our technical team for application-specific advice. CFGT R2020- AH915 turning insert by Tungaloy CFGT R2020- AH915 is an ISO‑standard rhombic turning insert designed for reliable external and internal turning in production environments PVD-coated carbide AH915 for wear resistance ISO‑standard rhombic insert R2 with 25° clearance Cylindrical hole with one-sided countersink 40°–60° Single-sided chipbreaker for stable chip control High wear resistance for sustained productivity The PVD-coated AH915 cutting grade combines a hard carbide substrate with a thin, wear‑resistant coating to extend edge life under demanding conditions. This results in fewer tool changes and longer uninterrupted runtime, supporting higher machine utilisation and predictable batch throughput. Because the grade is designed to resist both abrasion and chipping, the insert maintains a sharp cutting edge over longer cycles, which in turn preserves surface finish and reduces rework. Geometry and clamping for process security A rhombic profile in size R2 with an included angle of 80° and a 25° clearance angle gives a balanced geometry that is suitable for general turning operations while enabling secure seating in ISO holders. The cylindrical hole with a one‑sided countersink (40°–60°) ensures positive fixation and stable torque transfer to the insert, reducing the risk of movement under cutting loads. The single‑sided chipbreaker promotes controlled chip formation and evacuation, lowering the chance of built‑up edge and improving repeatability across similar workpieces. Designed for straightforward integration into tool systems As an ISO‑normed component, the insert integrates with standard clamping systems comprising a matching outer holder or boring bar, shim/clamping set and replacement screws. Compatibility is determined by shape, clearance, tolerance class, attachment method, size and thickness, so matching the insert to the correct holder is essential for optimum performance. The modular system approach simplifies stock management and makes it easier to scale operations; where application specifics are uncertain, technical consultants can advise on the ideal combination of insert, holder and cutting data. For application-specific recommendations or to order the Tungaloy CFGTR2020- AH915 turning insert, contact Metav Werkzeuge for tailored advice and prompt supply Technical data Article number: 6801678 Manufacturer SKU: TUN6801678 SKU: 6801678-Tungaloy Model series: ISO-Drehwendeschneidplatten Product name: CFGTR2020- AH915 Tungaloy-Wendeplatte Facts Cutting angle: 80° Clearance angle: 25° ISO designation: R2020- Insert size: R2 Countersink angle: 40°–60° Hole: cylindrical Special features Material: carbide (PVD-coated) Grade: AH915 Geometry: rhombic, single-sided chipbreaker Application: turning (external and internal) Compatibility: determined by shape, clearance, tolerance, attachment, size and thickness FAQ What turning tasks is this insert intended for? The CFGTR2020- AH915 Tungaloy turning insert is intended for general external and internal turning operations where a wear‑resistant, fracture‑tough grade and ISO‑compatible geometry are required. How does the AH915 coating improve tool life? The PVD coating on the AH915 grade increases wear resistance and reduces adhesion at the cutting edge, so the insert maintains a sharp edge longer and delivers more consistent component quality. Why is the countersunk cylindrical hole important? A cylindrical hole with a one‑sided countersink (40°–60°) secures the insert in the seat and ensures reliable torque transfer, which improves repeatable clamping and reduces the risk of insert movement under load. Which holders are compatible with this insert? Compatibility depends on holder shape, clearance angle, tolerance class, attachment method, size and thickness. Use an ISO‑compatible rhombic holder sized for R2 inserts and the R2020‑ family. What role does the chipbreaker play for machining? The single‑sided chipbreaker on this rhombic insert promotes controlled chip formation and evacuation, improving process security and reducing the likelihood of chip‑related interruptions. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT R2020- AH916 Wendeplatten - Tungaloy
Benefit from an ISO‑standard rhombic insert with a sharp 25° clearance and the wear‑resistant AH916 PVD coating for stable, repeatable turning operations; order directly via Metav Werkzeuge or consult the specialists for matching holder recommendations. CFGT R2020- AH916 — Tungaloy turning insert for ISO turning applications A CFGTR2020- AH916 turning insert engineered for external and internal turning, featuring a rhombic R2 geometry, a one‑sided chipbreaker and a cylindrical hole with single‑side countersink. ISO‑standard rhombic insert R2020 PVD‑coated AH916 grade for wear resistance 25° clearance for sharp cutting edges Cylindrical hole with 40°–60° countersink Predictable cutting performance with ISO conformity The rhombic geometry and ISO‑standard designation ensure straightforward integration into standard toolholders, while the 80° included angle provides a robust cutting edge suited to general turning. The PVD‑coated AH916 grade is a carbide substrate with a protective coating that increases wear resistance and reduces adhesive wear, which results in more consistent tool life. Compatibility with the holder is determined by form, clearance, tolerance class, fastening, size and thickness, so correct matching reduces set‑up time and supports steady production rhythms. Improved process security through chip control and clamping A one‑sided chipbreaker is designed to deliver controlled chip formation for common turning tasks, reducing the risk of entanglement and promoting safer evacuation. The insert’s cylindrical hole together with a single‑sided countersink (40°–60°) secures stable clamping in the pocket and aids correct seating under cutting forces. These features combine to lower vibration, preserve the integrity of the cutting edge and minimise unscheduled stoppages, supporting higher first‑pass yields and better surface quality. Easy integration into existing turning systems The insert is supplied as part of an ISO turning system that comprises the insert itself plus a matching external holder or boring bar, a shim/clamping set and replacement screws. The R2 size and rhombic form make it suitable for standardised toolholders; however, correct selection of holder geometry and tolerance class is essential for repeatable accuracy. Clear reference to the R2020‑ designation and the insert’s hole and countersink details ensures correct procurement of mating components and reduces the risk of assembly errors. Selection advice and reliable in‑process behaviour The AH916 grade is specified as wear‑ and fracture‑resistant, intended where a sharp cutting edge and process security are both required. For best results, choose the chipbreaker and grade that match the workpiece material and the required stability of the machining set‑up. Regular inspection of the seat, clamping elements and the insert cutting edge helps detect early signs of wear or chipping; replacement of the insert at the first signs of severe wear maintains part quality and prevents secondary damage to holders or workpieces. For secure, high‑throughput turning with Tungaloy AH916 inserts, contact Metav Werkzeuge for tailored recommendations and technical data at info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6801679 Manufacturer SKU: TUN6801679 Model series: ISO turning inserts Material: Carbide (PVD‑coated) Grade/coating: AH916 (PVD) Application: Turning Shape: Rhombic Size: R2 Hole: With cylindrical hole and single‑side countersink Facts Included angle: 80° Clearance angle: 25° Countersink angle: 40°–60° Manufacturer article number: 6801679 SKU: 6801679-Tungaloy Special features PVD‑coated AH916 grade One‑sided chipbreaker ISO‑standard insert geometry Rhombic form for versatile turning Cylindrical hole with single‑side countersink Requires matching external holder or boring bar System includes shim/clamping set and replacement screws FAQ What is the main benefit of the AH916 grade? The AH916 grade is a PVD‑coated carbide developed for wear‑ and fracture‑resistant performance in turning; the CFGTR2020‑ AH916 insert provides a sharp cutting edge and enhanced process security for stable machining. How is holder compatibility determined? Compatibility is defined by the insert form, clearance angle, tolerance class, fastening method, size and thickness; ensure the holder matches the CFGTR2020‑ AH916 geometry and the R2020‑ designation for correct seating. What does the cylindrical hole and single‑side countersink achieve? The cylindrical hole with a 40°–60° countersink secures the insert in the pocket, promotes even load distribution and improves clamping reliability during turning operations. Which system components are required to fit the insert? A complete system comprises the insert plus a suitable external holder or boring bar, a shim or clamp set and the correct replacement screws to guarantee secure assembly and repeatable positioning. When should the insert be replaced? Replace the insert when significant flank wear, chipping or loss of dimensional control is observed; following holder‑manufacturer torque and mounting guidance ensures correct clamping and prolongs service life. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand‑new product from the manufacturer.
CFGT R2020- AH917 Wendeplatten - Tungaloy
Benefit from the combination of PVD‑coated carbide AH917 for extended tool life, ISO rhombic R2 geometry for consistent seating, and a 25° clearance that produces a sharp cutting edge; order directly via Metav Werkzeuge or consult our technical advisers for application support. CFGT R2020- AH917 ISO turning insert — Tungaloy The CFGT R2020- AH917 is an ISO‑standard rhombic turning insert intended for external and internal turning, offering a PVD‑coated carbide grade optimised for process security and reliable chip control. *ISO‑standard rhombic R2 geometry *PVD‑coated carbide grade AH917 *25° clearance for sharp cutting edge *Cylindrical hole with single‑side countersink Consistent cutting performance for productive turning The rhombic R2 geometry combined with an ISO‑standard form ensures repeatable clamping and a predictable cutting line, which supports stable cycle times in serial production. The PVD‑coated carbide substrate delivers a balance between wear resistance and toughness; this means fewer insert changes and more consistent component quality. When used for external or internal turning, the one‑sided chipbreaker and the insert’s form reduce vibration and promote reliable chip formation, translating into measurable efficiency gains on the shop floor. Durable edge and process security explained The AH917 grade is a wear‑ and breakage‑resistant specification designed where a sharp cutting edge and high process security are demanded simultaneously. The 25° clearance angle promotes a keen edge geometry that reduces cutting forces and heat build‑up, while the PVD layer improves adhesion and abrasion resistance at elevated temperatures. For operations that require predictable tool life and a high first‑pass yield, this combination of geometry and coating supports shorter machining cycles and lower scrap rates. Compatibility and handling for practical workshop use Compatibility with the holder depends on the insert form, clearance angle, tolerance class, fastening and thickness; the ISO designation and the rhombic shape simplify selection for standard turning toolholders. The insert is supplied with a cylindrical locating hole and a single‑side countersink (40°–60°), enabling secure clamping with standard screws and seatings. For workshop planning, the ISO model series allows straightforward inventory management and easy replacement of worn inserts, supporting uninterrupted production and predictable tooling costs. Contact Metav Werkzeuge for application advice, availability and to discuss how the Tungaloy CFGT R2020- AH917 turning insert (SKU TUN6801680) can be integrated into existing turning processes Technical Data Article number: 6801680 Manufacturer SKU: TUN6801680 SKU: 6801680-Tungaloy Model series: ISO‑Drehwendeschneidplatten Material: Hartmetall Manufacturer: Tungaloy Facts Clearance angle: 25° Insert form: rhombic R2 Hole style: cylindrical hole + single‑side countersink (40°–60°) ISO code: R2020- Nominal angle: 80° Special features PVD‑coated carbide grade AH917 One‑sided chipbreaker Suitable for external and internal turning ISO‑standardised insert for compatible holders Designed for process security and sharp cutting edge FAQ What turning tasks is this insert best suited for? The CFGT R2020- AH917 turning insert by Tungaloy is optimised for both external and internal turning where a sharp cutting edge and stable chip formation are required. How does the AH917 grade improve tool life? The AH917 PVD‑coated carbide offers enhanced wear resistance and edge stability, which extends tool life and maintains consistent performance under typical turning loads. Which holders are compatible with this insert geometry? Compatibility is determined by the ISO form R2020‑, clearance angle, tolerance class, fastening and insert thickness; the ISO‑standard rhombic shape allows use with matching ISO turning holders. What is the purpose of the single‑side countersink in the hole? The cylindrical hole with a single‑side countersink (40°–60°) ensures reliable clamping and correct seating, improving repeatability when mounted in standard toolholders. Can this insert handle interrupted cuts or unstable setups? The AH917 grade is designed for improved resistance to chipping and breakage, offering better performance in applications with moderate interruption or less rigid setups. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT R2020- AH918 Wendeplatten - Tungaloy
Benefit from the combination of a PVD‑coated carbide AH918 grade for wear and fracture resistance, ISO compatibility for straightforward tool selection, and a secure clamping concept—order directly via Metav Werkzeuge or request guidance from their consultants for application‑specific advice. CFGT R2020- AH918 ISO rhombic turning insert, PVD‑coated carbide (Tungaloy) The CFGT R2020- AH918 is an ISO rhombic indexable turning insert designed for external and internal turning, featuring a 25° relief angle and a single‑sided chipbreaker for controlled chip formation. PVD‑coated carbide AH918 for wear resistance ISO‑standard rhombic insert R2 25° relief angle for versatile engagement Cylindrical hole with single‑side countersink Suitable for external and internal turning Consistent edge life for reliable production The PVD‑coated carbide grade AH918 delivers a balance of wear resistance and fracture toughness, which supports longer tool life under cyclic loads and interrupted cuts. This grade is formulated to retain a sharp cutting edge while resisting chipping, so process stability is improved and rework rates are reduced. For production planning, that means fewer unexpected tool changes and more predictable part quality, particularly where a sharp edge and high process security are both required. Easy integration into ISO tooling systems for fast setup As an ISO‑standard indexable turning insert, compatibility with a chosen holder is governed by insert form, relief angle, tolerance class, fastening, size and thickness. The rhombic R2 geometry with an 80° included angle and a 25° relief angle offers flexible engagement for a variety of turning geometries. The insert’s cylindrical hole with a one‑side countersink (40°–60°) enables positive, repeatable clamping when used with the correct shim and fastening screw. This reduces set‑up time and ensures repeatable positioning when replacing or indexing inserts. Versatile turning performance for external and internal operations Designed for both external and internal turning, the single‑sided chipbreaker supports controlled chip formation in many turning scenarios; selecting the appropriate chipbreaker and grade according to workpiece characteristics and machining stability yields the best results. The insert forms part of a small tooling system—indexable insert, matching external holder or boring bar, shim/clamping set and replacement screws—which together determine achievable surface finish and cycle time. For less experienced operators, the clear system approach simplifies tool choice and contributes to safer, more productive machining. For production‑critical turning choose the Tungaloy AH918 PVD‑coated insert via Metav Werkzeuge or contact Metav Werkzeuge for personalised selection support at info@metav-werkzeuge.com or by phone +49 2822 7131930. Technical Data Article number: 6801681 Manufacturer SKU: TUN6801681 SKU: 6801681‑Tungaloy Model series: ISO indexable turning inserts Material: carbide Grade/coating: AH918 (PVD‑coated) Core dimensions & angles Included angle: 80° Relief angle: 25° Insert size: R2 Hole style: cylindrical hole + one‑side countersink (40°–60°) Chipbreaker: single‑sided Features & compatibility PVD‑coated carbide AH918, wear‑ and fracture‑resistant ISO rhombic insert for external and internal turning Secure clamping via cylindrical hole and countersink System components: insert, external holder/boring bar, shim/clamping set, replacement screws Compatibility determined by form, relief angle, tolerance class, fastening, size and thickness FAQ What materials is this indexable insert suited for? The CFGTR2020‑ AH918 insert from Tungaloy is a PVD‑coated carbide grade designed for turning where a sharp cutting edge and process security are required; the final choice of chipbreaker and grade should match the specific workpiece material and machining conditions. How can compatibility with a toolholder be checked? Compatibility depends on insert form, relief angle, tolerance class, fastening, size and thickness; verify these parameters against the holder or boring bar specification before assembly. What does the 25° relief angle affect in practice? A 25° relief angle reduces radial engagement and can improve edge strength during heavier cuts, while still allowing good approach angles for general turning tasks. How is the insert clamped and indexed? Clamping uses the cylindrical hole with a one‑side countersink and the matching screw and shim/clamping set, offering repeatable positioning for indexing and replacement. Is this insert suitable for internal turning operations? Yes, the insert is specified for both external and internal turning; use an appropriate boring bar and ensure sufficient rigidity for the intended cutting parameters. Manufacturer/Responsible: Tungaloy‑NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand‑new product from the manufacturer.
CFGT R2020- AH919 Wendeplatten - Tungaloy
Take advantage of the combination of PVD-coated AH919 carbide, 25° relief angle and ISO rhombic geometry to achieve reliable, repeatable turning performance; order directly via Metav Werkzeuge or request application advice from our consultants. CFGT R2020- AH919 indexable turning insert — ISO rhombic insert for external and internal turning by Tungaloy CFGTR2020- AH919 Tungaloy indexable insert designed for precision turning applications, offering a wear-resistant PVD-coated carbide grade and compatibility with standard ISO toolholders PVD-coated carbide AH919 for wear resistance ISO rhombic design R2 for versatile turning 25° relief angle for secure cutting geometry Cylindrical hole with single-side countersink Consistent cutting performance and extended tool life The rhombic ISO geometry combined with the PVD-coated AH919 grade ensures a balance between a sharp cutting edge and high wear resistance. This composition promotes stable chip formation and reduces the risk of edge chipping during medium to heavy-duty turning operations. The insert’s construction supports longer intervals between indexings, which contributes to improved process economy and predictable tool life. Clear specification of the coating and grade allows planning of cutting strategies and cost calculations with confidence. Geometry that adapts to common external and internal turning tasks With an 80° cutting angle and a 25° relief angle, the insert delivers a secure seating in compatible holders and a robust cutting geometry for both external and internal turning. The R2 size and rhombic shape provide versatility for general-purpose turning, while the single-sided chipbreaker is suitable where a defined chip flow is required. Compatibility depends on holder form, clearance, tolerance class, fastening and insert thickness; matching these parameters minimises setup time and supports steady production runs. Fast and secure mounting with standard hole design The insert is supplied with a cylindrical hole and a single-side countersink (40°–60°), enabling reliable clamping in ISO-compliant holders and reducing the likelihood of movement under cutting forces. The central hole style simplifies replacement and inventory management where standard screws and clamping kits are used. Where process security is a priority, this mounting arrangement contributes to repeatable seating and consistent surface finish, lowering rework rates and increasing throughput. Choosing the right grade and chipformer for the job The AH919 grade is a PVD-coated carbide formulated for resistance to wear and edge breakage, particularly effective where a sharp edge and process stability are required simultaneously. Selecting the appropriate chipbreaker and grade combination for the workpiece material—such as steel or alloyed steel—will directly affect cutting forces and surface quality. For operations that prioritise high process stability and predictable tool life, this grade offers a reliable compromise between performance and durability. Contact Metav Werkzeuge for tailored holder compatibility checks and application recommendations for the CFGTR2020- AH919 insert from Tungaloy. Technical Data Manufacturer article number: 6801682 SKU: 6801682-Tungaloy Manufacturer SKU: TUN6801682 Model series: ISO-Drehwendeschneidplatten Designation: CFGTR2020- AH919 Tungaloy-Wendeplatte Facts Cutting angle: 80° Relief angle: 25° Size designation: R2 Countersink angle: 40°–60° Special features Material: Hartmetall (carbide) Coating/grade: AH919, PVD-coated carbide Shape: rhombic Hole: with hole, cylindrical hole + single-side countersink Chipformer: single-sided FAQ What materials is this insert suitable for? The insert in AH919 grade is designed for turning applications and is suitable for a broad range of steels and alloyed steels; the PVD-coated carbide composition provides wear resistance during general turning operations. How does the hole and countersink affect clamping? The cylindrical hole with single-side countersink (40°–60°) ensures secure and repeatable clamping in ISO-compliant toolholders, which improves seating accuracy and reduces the risk of insert movement under load. Can this insert be used for both external and internal turning? Yes, the rhombic R2 geometry and 80° cutting angle make the insert adaptable for both external and internal turning when paired with the appropriate holder and setup. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT R2020- AH920 Wendeplatten - Tungaloy
Benefit from the combination of AH920 PVD-coated carbide for superior wear resistance and an ISO-standard rhombic R2 geometry that ensures consistent, sharp cutting performance in turning operations; order the CFGTR2020- AH920 Tungaloy insert directly via Metav Werkzeuge or ask our consultants if needed. CFGTR2020- AH920 Tungaloy turning insert — PVD-coated carbide, rhombic R2 The CFGTR2020- AH920 Tungaloy insert is an ISO-standard rhombic turning insert designed for reliable external and internal turning with a pronounced cutting angle and secure clamping interface. ISO-standard rhombic R2 geometry AH920 PVD-coated carbide for wear resistance 80° cutting edge with 25° relief angle Cylindrical hole with single-side countersink Consistent edge life and process security for turning The AH920 grade is a PVD-coated carbide designed to deliver a balance of wear resistance and edge stability, making it suitable where a sharp cutting edge and secure process behaviour are required. This insert offers a predictable tool life through optimised coating hardness and substrate support, which reduces the frequency of index changes and supports stable cycle times. Using a PVD coating improves adhesion and thermal barrier properties; as a result, tool wear is slowed and surface finish quality is maintained over longer cuts. For production environments that demand repeatability, the hardened coating and substrate combination contribute directly to reduced downtime and fewer rejected parts. Seamless ISO compatibility and straightforward mounting Compatibility with matching toolholders is determined by geometry, relief angle, tolerance class, fastening method, size and thickness. The ISO-standard outline and rhombic R2 format simplify the selection of external holders and boring bars, while the 80° cutting angle combined with a 25° relief angle delivers a reliable balance between robustness and shear efficiency. The insert comes with a cylindrical hole and a single-side countersink (40°–60°) to ensure secure clamping and repeatable positioning. These features reduce setup variability and ensure that the insert seats correctly in commercially available ISO-compatible clamping systems, supporting consistent cutting forces and predictable tool behaviour. Practical guidance on chipbreaker and application choice The insert is supplied with a one-sided chipbreaker profile; selecting the correct chip control geometry and grade should align with the workpiece material, the machining method and the overall rigidity of the setup. For example, more stable machining conditions allow for more aggressive cutting parameters and can exploit the sharp edge of this grade; less rigid setups benefit from moderate feeds to avoid chipping. The recommended approach is to match the chipbreaker and grade to the application: choose a chip control adapted to the expected chip length and a grade that prioritises edge stability when process security is critical. This targeted selection improves machining efficiency and lowers the risk of edge breakout. Tangible production benefits and everyday performance In everyday shop-floor use the insert contributes to efficient production through stable chip formation and a sharp initial edge that helps achieve consistent surface finishes. The combination of geometry and PVD coating reduces flank wear and supports repeatable machining cycles, translating into fewer unscheduled stops and improved throughput. By prioritising process reliability and predictable tool life, the insert helps maintain part tolerances and minimises rework. For operations seeking improved productivity without compromising on component quality, the construction and grade of this turning insert provide measurable operational advantages. For technical advice, availability and orders of Tungaloy turning inserts such as the CFGTR2020- AH920, contact Metav Werkzeuge via info@metav-werkzeuge.com or call +49 2822 7131930 to discuss suitability and application details Technical data Article number: 6801683 Manufacturer SKU: TUN6801683 SKU: 6801683-Tungaloy Model series: ISO turning inserts Material: carbide Coating/grade: AH920 (PVD-coated) Facts Cutting angle: 80° Relief angle: 25° Plate size: R2 Hole: with cylindrical hole Countersink angle: 40°–60° Special features Rhombic plate shape One-sided chipbreaker ISO-standard geometry Suitable for external and internal turning System components: matching external holder or boring bar, support/clamping set, replacement screws FAQ Is this insert suitable for both external and internal turning? Yes. The CFGTR2020- AH920 Tungaloy insert is designed for external and internal turning applications and performs well where a sharp cutting edge and process security are required. What does the AH920 grade offer compared with other grades? The AH920 grade combines a PVD-coated surface with a carbide substrate to provide enhanced wear resistance and a stable cutting edge, improving consistency in production with Tungaloy turning inserts. How is holder compatibility determined for this insert? Compatibility is defined by form, relief angle, tolerance class, fastening, size and thickness; secure seating is achieved via the cylindrical hole and single-side countersink supplied with the insert. Which chipbreaker should be chosen for varying materials? Select the chipbreaker based on material, machining method and machine/setup stability; the supplied one-sided chipbreaker suits many turning tasks, but optimisation may be required for specific workpiece materials. What components are required to mount the insert in a turning system? Typical system assembly includes a suitable ISO external holder or boring bar, a support/clamping set and replacement screws compatible with the insert’s hole and countersink form. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT R2020- AH921 Wendeplatten - Tungaloy
High-performance ISO turning insert with PVD-coated AH921 carbide and a 25° clearance provides durable wear resistance and reliable cutting performance; compatibility with standard tool holders is determined by form, tolerance class and dimensions. Order the insert directly via Metav Werkzeuge or consult the team for holder selection and matching components. CFGT R2020- AH921 Tungaloy turning insert (ISO, rhombic R2, 25° clearance) A CFGT R2020- AH921 indexable turning insert designed for external and internal turning, engineered to combine a sharp cutting edge with high process reliability. PVD-coated carbide for wear resistance ISO rhombic R2 geometry, 80° included angle Cylindrical hole with single-sided countersink Consistent cutting performance and longer tool life The insert’s PVD-coated AH921 grade pairs a hard, wear-resistant carbide substrate with a thin physical vapour deposition layer that supports sustained edge integrity. The result is a sharp cutting edge that resists abrasive wear and reduces flank build-up, which prolongs service intervals and helps maintain dimensional consistency on series parts. The coating also improves resistance to micro-chipping during interrupted cuts, supporting steady production throughput. Standardised geometry for reliable integration Designed to the ISO series, the insert’s ISO R2020- designation and rhombic R2 form allow simple assessment of compatibility: shape, 25° clearance, tolerance class, fixation method, size and thickness determine the correct holder selection. This insertion geometry simplifies stocking and changeover in mixed-machine environments and enables straightforward retrofitting into existing tool sets, improving machine uptime and reducing setup complexity. Stable clamping and efficient chip control The combination of a cylindrical hole with a single-sided countersink (40°–60°) and a one-sided chipbreaker provides secure clamping and predictable chip formation. The hole style supports positive mechanical fixation while the countersink angle assists in distributing clamping forces, which reduces the risk of insert movement under heavy cuts. Controlled chips aid evacuation and protect the workpiece surface, contributing to consistent finishing with fewer interruptions. Application guidance and suitability Intended for external and internal turning, the insert excels where a precise, repeatable cutting edge is required. Selection of the appropriate chipbreaker and the AH921 grade should be matched to workpiece material, cutting strategy and machine stability to optimise performance. The insert integrates into a system comprising a matching external holder or boring bar, a shim/clamp set and replacement screws to complete a secure and productive tool assembly. For original Tungaloy quality and quick availability, order CFGT R2020- AH921 turning inserts via Metav Werkzeuge or contact the Metav Werkzeuge consultants at info@metav-werkzeuge.com / +49 2822 7131930 for holder matching and delivery options Technical data Article number: 6801684 SKU: 6801684-Tungaloy Manufacturer SKU: TUN6801684 Model series: ISO turning indexable inserts Facts Clearance angle: 25° Included angle: 80° Size: R2 ISO code: R2020- Countersink angle: 40°–60° Special features Material: carbide Coating / grade: PVD-coated AH921 Chipbreaker: one-sided Plate form: rhombic Hole: cylindrical hole with single-sided countersink Application: external and internal turning Compatibility: determined by form, clearance, tolerance class, fixation, size and thickness System components: ISO insert, matching external holder or boring bar, shim/clamp set and replacement screws FAQ What applications is this insert intended for? The CFGT R2020- AH921 insert is intended for external and internal turning operations where a sharp cutting edge and process reliability are required. What benefits does the AH921 grade offer? The AH921 PVD-coated grade on the CFGT R2020- offers enhanced wear resistance and improved resistance to micro-chipping, supporting longer tool life and stable cutting performance. How is the insert secured and what is the hole style? The insert features a cylindrical hole with a single-sided countersink (40°–60°) that enables positive clamping in standard ISO fixtures, contributing to secure fixation and consistent machining. Which holder characteristics must be matched to this insert? Compatibility is defined by form, 25° clearance, tolerance class, fixation method, size and thickness; select a matching external holder or boring bar compatible with the ISO R2020- geometry and the CFGT series. What chip control can be expected from this insert? With its one-sided chipbreaker, the insert produces controlled chips that facilitate evacuation and help maintain surface finish during turning operations. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT R2020- AH922 Wendeplatten - Tungaloy
Take advantage of the combination of PVD-coated carbide, ISO compatibility and a 25° relief angle for reliable turning results in both external and internal operations; order the CFGT R2020- AH922 turning insert directly via Metav Werkzeuge or consult our specialists if specific machining parameters are required. CFGT R2020- AH922 Turning insert for turning by Tungaloy The CFGTR2020- AH922 is an ISO‑standard turning insert designed for precision external and internal turning, combining a PVD‑coated carbide grade with a one‑sided chipbreaker and a rhombic R2 geometry for stable cutting. PVD-coated carbide grade AH922 ISO R2020 rhombic insert, size R2 25° relief angle for stable cutting Cylindrical hole with 40°–60° countersink Reliable wear resistance for continuous production The PVD‑coated carbide substrate offers improved wear resistance and a sharp cutting edge that is maintained over long production runs. The AH922 grade is designed to resist both flank wear and chipping under typical turning conditions, which means fewer indexings and a more predictable tool life. This stability translates directly into higher uptime and lower tooling cost per part, especially where repeatability and consistent surface finish are required. Predictable chip control and secure clamping Equipped with a one-sided chipbreaker and a cylindrical hole with a 40°–60° countersink, the insert supports reliable chip formation and evacuation on many holder systems. The rhombic geometry (R2) and ISO form ensure that compatibility with holders is defined by form, clearance angle, tolerance class, clamping method, size and thickness. Where chip shape and evacuation matter, this configuration reduces the risk of built‑up edge and improves process stability. Versatile application range for turning tasks Specified for general turning tasks, the indexable insert is suitable for both external and internal turning operations; the combination of a robust grade and precise geometry enables machining of a broad range of materials when the correct grade and chipbreaker are selected. The ISO conformity of the insert simplifies tool selection and replacement procedures in mixed‑brand toolrooms, helping standardise setups and shorten machine downtime during index changes. System compatibility and setup guidance The insert forms part of a system comprising an ISO indexable plate, a matching external holder or boring bar, a shim/clamping set and replacement clamp screws. Compatibility depends on holder geometry and clamping details rather than on brand alone; as such, the insert is intended to be used with holders that accept ISO R2020‑type rhombic plates. For complex setups or thin‑walled workpieces, a review of holder rigidity and cutting parameters is recommended to exploit the process reliability of the AH922 grade fully. Contact Metav Werkzeuge today to confirm holder compatibility and machining parameters for the Tungaloy AH922 inserts, and to secure fast delivery or technical consultation via info@metav-werkzeuge.com or +49 2822 7131930 Technical Data Article number: 6801685 Manufacturer SKU: TUN6801685 SKU: 6801685-Tungaloy Model series: ISO turning inserts Material: Carbide Application: Turning Facts Relief angle: 25° Approach/wedge angle: 80° Size: R2 Hole: cylindrical with one‑sided countersink (40°–60°) Chipbreaker: one‑sided ISO designation: R2020- Special features PVD‑coated carbide (AH922) Rhombic (rhomboid) plate form ISO‑standard indexable insert system Designed for external and internal turning Compatibility via form, clamping, tolerance and size Supplied as part of an insert/holder system (requires matching holder, shim and clamp screws) FAQ What materials can be machined with this insert? The insert is a PVD‑coated carbide grade AH922 designed for a wide range of turning applications; suitability for specific materials should be checked against the grade behaviour and the chosen chipbreaker. Is the CFGTR2020- AH922 compatible with my existing ISO holders? Compatibility is determined by holder form, clearance angle, tolerance class, clamping method, size and thickness; the CFGTR2020- AH922 follows ISO R2020‑type geometry and fits holders designed for R2 rhombic plates. How is chip control achieved with this insert? Chip control is delivered by the one‑sided chipbreaker and the insert’s rhombic geometry, which together shape and evacuate chips effectively when combined with appropriate cutting parameters. Can the insert be used for both external and internal turning? Yes, the insert is intended for both external and internal turning operations when the correct holder and cutting data are selected. What is the exact product identifier for ordering? Order using article number 6801685 or SKU 6801685‑Tungaloy for the CFGTR2020‑ AH922 turning insert. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT R2020- AH923 Wendeplatten - Tungaloy
Take advantage of the wear- and chip-resistant PVD-coated AH923 carbide grade combined with ISO conformity and precise rhombic geometry for steady production. Order directly via Metav Werkzeuge or consult our specialists for compatibility and immediate availability. CFGT R2020- AH923 indexable turning insert (for turning) — Tungaloy A CFGT R2020- AH923 indexable turning insert engineered for external and internal turning, featuring rhombic R2 geometry and a PVD-coated carbide grade for enhanced edge stability PVD-coated carbide grade AH923 ISO rhombic insert, size R2 25° relief angle for consistent cutting Cylindrical hole with 40°–60° countersink Improved process reliability through a wear-resistant grade The CFGTR2020- AH923 insert pairs a PVD-coated surface with a sintered carbide substrate to provide a cutting edge that resists wear and chipping under typical turning conditions. This combination reduces the need for frequent index changes and supports a predictable tool life, which directly contributes to higher uptime on the turning centre. The result is a measurable increase in process reliability and fewer interruptions for regrinding or replacement. Geometry that stabilises cutting and chip formation The rhombic R2 shape and an included angle of 80° offer a balance between strength and accessibility for external and internal contours. A 25° relief angle reduces rubbing while the single-sided chipbreaker promotes controlled chip formation and evacuation. Together these features help maintain a consistent cutting action and surface finish, especially when a sharp edge and stable machining are required. ISO compliance and simple integration into existing tool systems Designed to ISO standards, the insert ensures predictable fitment when matched with an appropriate external holder or boring bar. Compatibility is governed by form, relief angle, tolerance class, fastening, size and thickness; selecting a holder that matches these parameters provides secure clamping and repeatable positioning. This alignment simplifies tool inventory management and shortens setup time across diverse turning tasks. Coating and microstructure benefits for consistent edge life The PVD-coated layer on the AH923 grade enhances edge hardness and reduces adhesion while preserving a sharp cutting geometry. The coating technology supports steady performance in operations where process security is a priority, delivering consistent dimensional results and longer intervals between index changes. For operations that demand reproducible surface quality, this combination of substrate and coating contributes to reliable productivity. Contact Metav Werkzeuge for a detailed technical check and stock enquiry on Tungaloy AH923 turning inserts — email info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6801686 Manufacturer SKU: TUN6801686 SKU: 6801686-Tungaloy Model series: ISO turning indexable inserts Grade: AH923 Dimensions & angles Included angle: 80° Relief angle: 25° Size: R2 Countersink: 40°–60° Hole: with hole (cylindrical) Features & materials PVD-coated carbide Rhombic insert shape Single-sided chipbreaker ISO-compliant for external and internal turning Compatibility depends on holder form, relief angle, tolerance, fastening, size and thickness FAQ Which operations are suitable for this insert? Designed for external and internal turning, the CFGTR2020- AH923 insert provides a balance of edge strength and access that suits general turning tasks and semi-finishing operations. What are the main benefits of the AH923 grade? The AH923 grade on the CFGTR2020- AH923 is a PVD-coated carbide developed for wear- and chipping-resistant performance, delivering a sharp cutting edge and enhanced process security. How can compatibility with an existing holder be ensured? Compatibility for the CFGTR2020- AH923 is determined by matching form, relief angle, tolerance class, fastening, size and thickness; selecting a holder that aligns with these parameters ensures secure clamping and repeatable indexing. Why choose a PVD-coated insert for turning? A PVD-coated CFGTR2020- AH923 insert offers improved edge hardness and reduced adhesion, which supports longer edge life and more consistent surface quality under routine turning loads. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CFGT R2020- AH924 Wendeplatten - Tungaloy
Take advantage of the combination of PVD-coated carbide reliability, a defined 25° relief angle and ISO compatibility for secure, repeatable turning operations; order the inserts through Metav Werkzeuge or consult our specialists for application matching. CFGT R2020- AH924 — ISO turning insert, PVD-coated carbide, 25° relief | Tungaloy The CFGTR2020- AH924 Tungaloy turning insert is an ISO-standard indexable insert engineered for external and internal turning, offering a wear-resistant PVD-coated carbide grade for process-stable machining. ISO-standard turning insert, rhombic R2 PVD-coated carbide grade AH924 25° relief angle for secure cutting Cylindrical hole with 40°–60° countersink Consistent cutting performance with a wear-resistant grade The PVD-coated carbide grade AH924 combines a resistant coating with a substrate designed to sustain a sharp cutting edge and resist chipping under interrupted cuts. The coating reduces flank wear and thermal softening, which translates into more consistent surface finish and fewer insert changes. For production environments where repeatability matters, the insert’s composition supports longer tool life and predictable tool-change intervals, helping to keep cycle times stable and scrap rates low. Stable clamping and geometry that supports process security Compatibility with toolholders is determined by form, relief angle, tolerance class, fastening, size and thickness. The rhombic R2 profile and 25° relief angle ensure a defined cutting geometry that improves engagement control and reduces risk of unexpected edge failure. The insert’s cylindrical hole with a single-side countersink (40°–60°) provides secure seating in a variety of clamping systems, while the 2.38 mm thickness offers stiffness for medium-duty turning. These design choices reduce vibration and help maintain dimensional accuracy in both external and internal turning operations. Efficient chip control and production advantages Equipped with a one-sided chipbreaker, the insert supports controlled chip formation under many turning conditions, aiding evacuation and reducing entanglement in the work area. Clear chip control contributes to machine uptime and operator safety, and when combined with the AH924 grade, it delivers a balance between wear resistance and edge strength. This results in economic machining: fewer interruptions for insert replacement and stable output quality, which benefits batch processing and mixed-production workshops alike. System-oriented selection and integration into the toolpack The ISO insert is intended to form part of a system: select a matching outside holder or boring bar, the correct underlay/clamping set and the specified replacement screws to ensure full compatibility. When choosing the chipbreaker and insert size, align the selection with the workpiece stability and the intended cutting parameters—short, rigid setups favour higher feeds and fewer insert indexes, while longer overhangs may require gentler cutting conditions. The configuration described here supports straightforward integration into existing ISO-based toolholders and facilitates easy replacement and inventory management. For process-secure turning with Tungaloy’s AH924 grade, contact Metav Werkzeuge for tailored specification matching and supply coordination via info@metav-werkzeuge.com or by phone on +49 2822 7131930. Technical data Article number: 6801687 Manufacturer SKU: TUN6801687 SKU: 6801687-Tungaloy Brand: Tungaloy Facts Nominal included angle: 80° Relief angle: 25° Insert thickness: 2.38 mm Size: R2 Countersink angle: 40°–60° Special features Material: PVD-coated carbide (AH924) Shape: rhombic Chipbreaker: one-sided Hole style: cylindrical hole + single-side countersink Application: external and internal turning System components: ISO insert, compatible holder or boring bar, underlay/clamp set, spare screws FAQ What holder types are compatible with this ISO insert? Compatibility depends on holder form, relief angle, tolerance class, fastening, size and thickness; the insert fits ISO-standard turning holders and compatible boring bars when those parameters match. Is the AH924 grade suitable for interrupted cuts? Yes, AH924 is specified as a wear- and break-resistant grade, offering a sharp cutting edge and enhanced process security for demanding turning tasks. How does the one-sided chipbreaker affect machining? The one-sided chipbreaker promotes controlled chip formation and evacuation, improving machine uptime and reducing the risk of chip-related surface damage. What does the cylindrical hole with countersink provide? The cylindrical hole plus 40°–60° single-side countersink ensures secure clamping and repeatable seat location in standard ISO clamping systems. Which components complete the system for a working toolpack? A matched outside holder or boring bar, an appropriate underlay/clamping set and the specified spare screws complete the ISO-system setup for correct assembly. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
Why indexable inserts are indispensable in modern machining
Indexable inserts, also known as cutting inserts or indexable cutting inserts, are standardised, replaceable cutting elements that mount on tool holders such as turning bits, milling cutters or drills. Made from wear-resistant materials like carbide, cermet, ceramic or other superhard grades, they carry the actual cutting edge and allow a worn corner to be rotated or flipped instead of replacing or regrinding the entire tool body.
How these inserts work and when to choose them
In everyday workshop and production settings, indexable inserts perform the direct material removal on the workpiece. Standard inserts for tool systems without internal coolant typically feature closed faces or a single central fixing hole, with heat evacuation handled by external machine nozzles. Inserts designed for systems with internal coolant are engineered to support coolant flow: they include calculated chipbreaker geometries that guide an internal coolant jet under the chip or, in specialised designs, contain sintered microchannels to direct coolant right to the cutting edge. Such coolant-compatible inserts are essential for machining heat-resistant alloys, heavy cutting operations and deep internal machining, where thermal load and chip control are critical.
Tangible benefits for production and workshop efficiency
Choosing the right indexable inserts delivers measurable operational advantages:
- Reduced downtime: faster changeover because a worn insert is simply indexed rather than the whole tool being replaced.
- Extended cutting-edge life: targeted coolant application and optimised chipbreaker design lower thermal stress and improve tool life.
- Consistent part quality: predictable cutting-edge geometry from standardised inserts maintains tolerances across batches.
- Versatility: availability in carbide, cermet, ceramic and superhard grades permits selection according to workpiece material and cutting conditions.
- Lower tooling costs over time: fewer full-tool replacements and less regrinding required.
Metav as a dependable source for inserts and tooling systems
Metav combines decades of precision expertise with a wide-ranging supply chain, positioning itself as a practical partner for industry, craft and trade. From Emmerich on the Rhine, Metav operates as a quality filter for the European market, offering more than 250,000 products and serving over 48,000 customers. For procurement teams aiming to reduce supplier count while retaining technical reliability, Metav’s assortment of indexable inserts and compatible tool holders provides a central, trustworthy solution.
Quick summary
Indexable inserts (cutting inserts or indexable cutting inserts) enable economical, repeatable material removal by allowing worn cutting edges to be indexed or replaced quickly; coolant-adapted designs further reduce thermal load and enhance chip control for demanding applications.
FAQ
What materials are indexable inserts available in?
Indexable inserts are available in wear-resistant grades such as carbide, cermet, ceramic and other superhard materials, selected according to the workpiece material and cutting conditions.
When should I choose inserts with internal coolant support?
Choose inserts designed for internal coolant when machining heat-resistant alloys, performing heavy cuts or working in deep internal features, because the coolant reduces thermal load at the cutting edge and actively improves chip breakage.
How do chipbreaker geometries affect performance?
Chipbreaker geometries on indexable inserts guide the chip flow and, when matched to an internal coolant jet, direct the coolant under the chip to control temperature and facilitate reliable chip formation, which extends edge life and stabilises machining.
Can standard inserts be used with external coolant only?
Yes; standard inserts for tool systems without internal coolant typically have closed faces or a central fixing hole and rely on external machine nozzles for heat evacuation, which is sufficient for many routine, accessible cuts.
Why source inserts through Metav?
Metav supplies a broad range of indexable inserts and tooling, backed by decades of expertise and a comprehensive European stock, making it a practical choice for consistent quality and dependable delivery.
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