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.
CNMG 120404 AH6225 Wendeplatten - Tungaloy
Take advantage of the combination of a PVD-coated carbide grade tuned for stainless steel, robust insert geometry and ISO compatibility for reliable turning performance; order the insert directly via Metav Werkzeuge or consult the technical team for grade and chipbreaker selection. CNMG 120404 AH6225 Tungaloy indexable turning insert — PVD-coated carbide, 80° rhombic form CNMG120404 AH6225 is a PVD-coated carbide indexable insert designed for external and internal turning in general workshop and production environments. PVD-coated carbide for reliable edge performance Universal grade AH6225 for stainless steel machining 80° rhombic form with 0.4 mm corner radius Double-sided chipbreaker with cylindrical hole Consistent performance for stainless steel turning The insert’s AH6225 grade combines a PVD-coated surface with a carbide substrate to deliver a sharp yet stable cutting edge for medium turning operations. This composition supports consistent cutting forces and predictable wear behaviour when machining stainless steel, improving process stability across mixed batch sizes. The result is reduced downtime and repeatable surface quality, which benefits both single-piece production and serial machining. Geometry and clamping that reduce setup risk Designed with an 80° rhombic plate form and a 0.4 mm corner radius, the insert offers a robust geometry that balances edge strength and accessibility for common turning profiles. The cylindrical hole and standard ISO dimensions ensure compatibility with a wide range of indexable holders; compatibility depends on matching form, relief angle, tolerance class, fastening method, size and thickness. These features support secure clamping, fast indexing and minimal runout, which in turn lowers scrap rates and enhances operator confidence. Chip control and process adaptability for reliable production Equipped with a double-sided chipbreaker, the insert provides stable chip formation over a range of feeds and cutting conditions. The universal nature of the grade makes it suitable where material batches vary or where frequent tool changes are impractical. Selection of the appropriate chipbreaker and stable machine setup are the main levers for optimising cycle time and surface finish; the insert’s design helps maintain consistent chip evacuation and reduces the need for corrective interventions. Durability and economic advantages in daily turning The combination of carbide substrate and PVD coating extends tool life under varying thermal and mechanical loads while maintaining edge integrity. This yields economic advantages through fewer indexings and longer intervals between insert changes. For operations prioritising process security and surface quality on stainless steel, the insert supports higher productivity and repeatable results, making it a practical choice for both production shops and jobbing environments. Contact Metav Werkzeuge for machining recommendations, grade matching and supply of the CNMG 120404 AH6225 insert — email info@metav-werkzeuge.com or call +49 2822 7131930 to discuss optimal chipbreaker and holder pairing Technical Data Article number: 6946756-Tungaloy Manufacturer article number: 6946756 Manufacturer SKU: TUN6946756 Material: Hartmetall Grade/coating: AH6225 (PVD-coated) Model series: ISO indexable turning inserts Data Plate size: 12 mm Plate thickness: 4.76 mm Corner radius: 0.4 mm Relief angle: 0° Insert angle: 80° Special features Rhombic plate form Double-sided chipbreaker Cylindrical hole for clamping ISO-standard design for turning Intended use: Drehen (external and internal) FAQ Which materials is this insert suited for? The AH6225 grade is formulated as a universal choice for stainless steel and offers reliable performance in medium turning applications where edge stability and wear resistance are required. How is compatibility with holders determined? Compatibility depends on matching the insert’s form, relief angle, tolerance class, fastening style, size and thickness; the CNMG120404 format follows ISO indexing, so suitable ISO CNMG holders and appropriate clamping kits ensure secure mounting. What benefit does the PVD coating provide? The PVD-coated surface on the AH6225 grade enhances wear resistance and edge stability, extending useful cutting life and improving process security under fluctuating machining conditions. Is the chipbreaker suitable for a range of feeds? The double-sided chipbreaker is designed to deliver controlled chip formation across varied feeds and cutting depths, helping to maintain surface finish and reduce the risk of built-up edge during turning. 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.
CNMG 120404 AH6225 Wendeplatten - Tungaloy
Take advantage of the combination of a PVD‑coated AH6225 grade, a stable CNMG 120404 geometry and a 0.4 mm corner radius for consistent stainless‑steel turning performance — order directly via Metav Werkzeuge or consult our technical team for application advice. CNMG 120404 AH6225 Tungaloy indexable insert for turning applications A CNMG 120404 AH6225 Tungaloy indexable insert designed for external and internal turning, optimised for stainless steels with a sharp yet robust cutting edge and ISO compatibility ISO rhombic CNMG 80° geometry PVD-coated carbide AH6225 for stainless 0.4 mm corner radius for finishing Double-sided chipbreaker, with cylindrical hole Reliable cutting for stainless‑steel turning The insert’s PVD‑coated carbide composition (AH6225) delivers a balance between edge sharpness and wear resistance tailored for stainless steels. This grade is engineered to maintain a stable cutting edge under fluctuating cutting conditions, which reduces downtime for insert changes and supports consistent surface quality. The PVD layer enhances thermal resistance and adhesion, meaning sustained performance at medium cutting depths and during interrupted cuts, while the double‑sided design extends usable life per insert. Geometry and chip control that improve productivity The CNMG 120404 form with its 80° included angle provides a versatile approach angle for a wide range of turning tasks, improving axial engagement and stability. The 0.4 mm corner radius is ideal for fine finishing passes where dimensional accuracy and edge integrity matter. The built‑in double‑sided chipbreaker manages chip flow for stainless‑steel machining, assisting in predictable chip formation and evacuation; this reduces rework and contributes to a smoother production flow when paired with the correct clamping system. Easy integration into ISO tool systems and workshop routines As an ISO‑standard insert, the component fits established holders when form, clearance angle, tolerance class, fixation method, size and thickness match. The cylindrical hole supports secure clamping on compatible toolholders and simplifies replacement logistics. With a plate thickness of 4.76 mm and a nominal size 12, the insert integrates into common turning systems and allows rapid changeover, supporting higher machine uptime and simpler inventory management. Selecting this indexable insert with the appropriate chipbreaker and cutting parameters enables stable, economic machining in serial production. For precise stainless‑steel turning with the Tungaloy AH6225 grade, contact Metav Werkzeuge for ordering and tailored application guidance — eMail: info@metav-werkzeuge.com or Phone: +49 2822 7131930. Technical data Article number: 6825091 Manufacturer SKU: TUN6825091 Brand: Tungaloy Article name: CNMG120404 AH6225 Tungaloy indexable insert Core data Shape/grade: CNMG 120404 Thickness: 4.76 mm Size: 12 mm Included angle: 80° Corner radius: 0.4 mm Special features Material: PVD-coated carbide (AH6225) Chipbreaker: double-sided Hole style: cylindrical hole for fixation Relief angle: 0° Series: ISO turning indexable inserts FAQ What materials is this insert best suited for? The insert is optimised for stainless steels; the AH6225 PVD‑coated carbide composition provides good edge stability and wear resistance for medium cutting operations. Can the CNMG 120404 fit existing toolholders? Yes — compatibility depends on holder form, relief angle, tolerance class, fastening method, size and thickness; the CNMG 120404 follows ISO dimensions for straightforward integration. How does the 0.4 mm corner radius affect the finish? A 0.4 mm radius offers a balanced finish capability, reducing cutting forces for fine surface quality while maintaining edge strength for repeatable dimensions. Is the chip control suitable for interrupted cuts? The double‑sided chipbreaker is designed to promote controlled chip formation during typical turning and can perform well under interrupted cutting when paired with correct parameters. What indicates longer tool life with this grade? The combination of PVD coating and the AH6225 substrate enhances thermal stability and wear resistance, which supports longer in‑service life and consistent 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.
CNMG 120404 AH6225 Wendeplatten - Tungaloy
Take advantage of a PVD-coated carbide grade designed for reliable medium turning and the 0.4 mm corner radius that balances edge strength with finish quality; order the CNMG120404 AH6225 insert directly via Metav Werkzeuge or consult our specialists for selection support. CNMG 120404 AH6225 Turning insert (ISO 120404) for Turning – Tungaloy CNMG 120404 AH6225 Tungaloy turning insert delivers a sharp yet stable cutting edge optimised for medium turning tasks, particularly on stainless steel. ISO CNMG shape, 80° cutting geometry PVD-coated carbide grade AH6225 Double-sided chipbreaker for extended use Rhombic form with 0.4 mm corner radius Consistent, dependable cutting performance that raises uptime The PVD-coated grade AH6225 provides a sharp, stable cutting edge for a wide range of conditions encountered during turning. The combination of a wear-resistant PVD coating and a dense carbide substrate reduces flank wear, which translates into more predictable tool life and fewer unscheduled tool changes. For production environments seeking steady component quality, this insert supports repeatable surface finish and dimensional stability, helping to maintain throughput with less rework. Lower total cost of operation through dual-sided use and ISO compatibility Built as a double-sided insert in the ISO CNMG format, the CNMG120404 AH6225 Tungaloy insert offers two cutting edges per index, effectively doubling the available edges before needing replacement. The standardised ISO geometry ensures broad holder compatibility and simplifies stock management of spare parts. Fewer changeovers and standardised tooling reduce machine downtime and logistic complexity, delivering a measurable contribution to operational economy without compromising machining performance. Easy integration into existing turning setups and appropriate selection guidance Compatibility with a holder depends on shape, clearance angle, tolerance class, fixing method, size and thickness; the rhombic CNMG form, 80° approach angle and cylindrical clamping hole ensure secure seating and straightforward indexing. The 0° relief angle and 0.4 mm corner radius balance strength and finish — a smaller radius favours better surface quality, while the chosen radius maintains edge robustness. When pairing the insert with a holder, select a chipbreaker and grade tuned to the workpiece material and machine rigidity for optimal results. For tailored advice or to order CNMG120404 AH6225 inserts, contact Metav Werkzeuge – our team will recommend the best holder and chipbreaker combination for the application and supply items promptly. Technical data Article number: 6946888 SKU: 6946888-Tungaloy Manufacturer SKU: TUN6946888 Manufacturer: Tungaloy Core dimensions Insert designation: CNMG120404 ISO code: 120404 Size: 12 mm Thickness: 4.76 mm Corner radius: 0.4 mm Relief angle: 0° Cutting angle: 80° Features & applications Material: carbide Coating: PVD coating Grade: AH6225 Double-sided chipbreaker Rhombic insert form Cylindrical clamping hole Application: turning Recommended for stainless steel FAQ What workpieces is this insert best suited for? The CNMG120404 AH6225 Tungaloy insert is designed primarily for turning stainless steel in medium cutting conditions; the AH6225 grade balances sharpness and stability for such materials. How does the PVD coating benefit machining? The PVD coating on the AH6225 grade reduces adhesive wear and improves thermal resistance, which helps the CNMG120404 insert maintain a consistent cutting edge and longer usable life. Can the insert be used on different holders? Yes, the ISO CNMG format is standardised; compatibility depends on holder form, clearance angle, tolerance and clamping method, so the insert fits a broad range of ISO CNMG holders. What advantages does the double-sided chipbreaker provide? A double-sided chipbreaker offers two usable edges per index, which extends service intervals and improves cost-efficiency while maintaining the expected chip control for medium turning. Is the 0.4 mm corner radius suitable for finishing? The 0.4 mm corner radius is a compromise between edge strength and surface finish: it supports acceptable finishing results while providing robustness under varying cutting conditions. 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.
CNMG 120404 AH6225 Wendeplatten - Tungaloy
Take advantage of a sharp yet stable cutting edge combined with a PVD-coated carbide grade optimised for stainless steels and medium turning tasks; the ISO format ensures straightforward holder compatibility. For supply or application advice, order directly via Metav Werkzeuge or consult our technical team for cutting data and holder recommendations. CNMG120404 AH6225 CNMG turning insert for turning – PVD-coated carbide, 0.4 mm radius | Tungaloy A CNMG120404 AH6225 insert designed for ISO-standard turning applications, offering a balanced combination of edge sharpness and robustness for machining stainless steels PVD-coated carbide grade AH6225 Universal for stainless steels and turning Rhombic ISO shape, 80° included angle Double-sided chipbreaker, cylindrical hole Consistent cutting performance for stainless steels The insert delivers a reliable balance between edge sharpness and stability thanks to the PVD-coated carbide matrix of grade AH6225, which is formulated for turning stainless steels under changing production conditions. This composition helps maintain a stable cutting edge during medium machining, reducing the frequency of tool changes and supporting consistent surface quality. The controlled coating improves wear resistance and adhesion, which in turn contributes to more predictable tool life and fewer unexpected stoppages on the shop floor. Engineered geometry for secure clamping and accurate fitting Manufactured to ISO dimensions, the rhombic plate with an 80° included angle and a 0° clearance angle is compatible with holders when form, tolerance class, attachment method, size and thickness match. The insert’s 0.4 mm corner radius and cylindrical hole suit common clamping systems and ensure repeatable seating. Specifying the correct holder and shim set is essential: compatibility is determined by the insert form and the holder’s seating geometry, so choosing matched components preserves cutting accuracy and reduces setup time. Efficient chip control and versatile application range The double-sided chipbreaker supports reliable chip formation across varying cutting conditions and helps prevent entangling or inconsistent chip shapes that can affect finish quality. The grade and chipbreaker combination makes the insert well suited for both external and internal turning tasks where medium cutting parameters are required. Selecting the appropriate chipbreaker and adapting feeds or depths according to workpiece stability will optimise process reliability and throughput, delivering cost-effective productivity gains. Practical system considerations and handling advice The standard system comprises the ISO insert, a matched external holder or boring bar, a shim/clamp set and replacement screws; correct assembly and torqueing of the clamp set are decisive for repeatable results. The insert thickness of 4.76 mm and the size designation 12 align with common ISO holders; the plate’s rhombic form supports a range of turning contours. For batches with variable setups, keeping a stock of shims and spare fasteners reduces downtime. For tailored cutting parameters or holder recommendations, technical consultation is available to optimise performance for the specific material and machining stability. For application-specific recommendations and to secure supply of the CNMG120404 AH6225 insert from Tungaloy, contact Metav Werkzeuge for tailored cutting data and holder compatibility at info@metav-werkzeuge.com or call +49 2822 7131930 Technical Data Item name: CNMG120404 AH6225 Tungaloy indexable insert Manufacturer article no.: 6796301 SKU: 6796301-Tungaloy Model series: ISO-Drehwendeschneidplatten Facts Size: 12 Thickness: 4.76 mm Corner radius: 0.4 mm Clearance angle: 0° Included angle: 80° ISO code: 120404 Special features Coating: PVD-coated Material: carbide Grade: AH6225 Plate form: rhombic Chipbreaker: double-sided Hole style: cylindrical hole (with hole) Typical use: turning (external and internal) Compatibility: ISO-standard insert dimensions and mounting FAQ Which materials is this insert suitable for? The CNMG120404 AH6225 insert from Tungaloy is formulated primarily for stainless steels, offering a good balance of sharpness and edge stability for medium turning operations. How does the AH6225 PVD coating benefit machining? The PVD-coated AH6225 grade on the CNMG120404 improves wear resistance and provides more consistent edge behaviour, which helps maintain surface finish and extend effective tool life under varying conditions. What determines holder compatibility for this ISO insert? Compatibility is governed by the insert form, clearance angle, tolerance class, attachment method, size and thickness; the CNMG120404 must be paired with an ISO-compatible holder and appropriate shim/clamp set to ensure correct seating and clamping. Is the chipbreaker suitable for internal turning operations? Yes, the double-sided chipbreaker on this plate supports reliable chip control for both external and internal turning when the correct feed and depth settings are used and workpiece support is adequate. What identifiers should be quoted when ordering or requesting data? Please reference the CNMG120404 AH6225 insert, Tungaloy as manufacturer and SKU 6796301-Tungaloy when requesting cutting data or stock information 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.
CNMG 120404 AH6225 Wendeplatten - Tungaloy
Take advantage of the combination of a sharp, stable cutting edge, ISO compatibility and economical double-sided use for efficient turning of rostfreier Stahl. Order the insert directly via Metav Werkzeuge or consult the technical team for material-specific recommendations. CNMG 120404 AH6225 turning insert — PVD-coated carbide, 0.4 mm radius (Tungaloy) A CNMG 120404 AH6225 ISO-compliant turning insert designed for external and internal machining, optimised for medium-duty operations on rostfreier Stahl. ISO-compliant rhombic insert PVD-coated carbide grade AH6225 Optimised for rostfreier Stahl Double-sided chipbreaker Cylindrical hole for secure clamping Precision and consistent cutting performance for rostfreier Stahl The insert combines a PVD-coated carbide substrate with the AH6225 grade to deliver a sharp yet stable cutting edge, specifically balanced for machining rostfreier Stahl under varying conditions. The coating improves surface hardness and wear resistance, which leads to longer edge life and more predictable tool changes. The ISO designation and standard geometry ensure interchangeability with holders that match the insert form, relief angle and tolerance class, so process reliability is increased and setup time is reduced. This results in steady surface finish and consistent dimensional results in serial production. Secure clamping and versatile geometry reduce downtime The rhombic plate form with a cylindrical hole and an 80° approach angle provides stable seating and repeatable positioning in matched external holders or boring bars. With a plate thickness of 4.76 mm and a corner radius of 0.4 mm, the insert is suitable for a range of turning passes where a fine compromise between edge strength and cutting precision is required. The double-sided design allows one insert to be indexed twice, improving cost-efficiency per edge and reducing the frequency of tool changes, which supports uninterrupted machining cycles. Practical efficiency: wear resistance and predictable chip control The integrated double-sided chipbreaker and the AH6225 grade are configured to manage chip formation during both external and internal turning. Clear chip control lowers the risk of re-cutting and machine stoppages; the PVD finish contributes to reduced built-up edge and thermal wear. For operations where medium cutting parameters and alternating conditions are present, this insert provides a reliable performance profile that pays off through fewer interventions, consistent surface quality and longer effective tool life. Application advice and process alignment for best results Compatibility depends on matching holder geometry, clearance angle, tolerance class, fixing method, size and thickness; therefore, selection of the chipbreaker and grade should correspond to the workpiece material and machining stability. For less experienced process planners, choosing the correct insert geometry for a given feed and depth of cut helps to avoid premature wear or chipping. Technical consultants can advise on cutting data, suitable holder types and expected tool life based on the intended operation and machine dynamics. For precision turning tasks on rostfreier Stahl, specify the Tungaloy AH6225 CNMG 120404 insert via Metav Werkzeuge—contact info@metav-werkzeuge.com or telephone +49 2822 7131930 for availability and tailored technical advice. Technical data Article number: 6946658 Manufacturer SKU: TUN6946658 SKU: 6946658-Tungaloy Model series: ISO-Drehwendeschneidplatten Designation: CNMG120404 AH6225 Material: Carbide Coating/grade: PVD-coated AH6225 Plate form: rhombic Plate size: 12 Plate thickness: 4.76 mm Corner radius: 0.4 mm Relief angle: 0° Approach angle: 80° Hole: with cylindrical hole Chipbreaker: double-sided Facts Angle: 80° Size: 12 mm Thickness: 4.76 mm Corner radius: 0.4 mm Relief angle: 0° Double-sided usable edges: yes Special features ISO CNMG 120404 geometry PVD-coated carbide for wear resistance Optimised for rostfreier Stahl machining Rhombic shape for external and internal turning Cylindrical hole for positive clamping Grade AH6225 for a sharp, stable edge FAQ What materials is this insert suitable for? The CNMG 120404 AH6225 insert is optimised for machining rostfreier Stahl and performs well when a balance of sharpness and edge stability is required. How does the AH6225 grade affect tool life? AH6225 is a PVD-coated carbide grade that increases wear resistance and thermal stability, which typically extends edge life and reduces the frequency of replacements for this type of insert. Can the insert be used on both external and internal turning applications? Yes, the rhombic CNMG geometry and the double-sided chipbreaker make this insert suitable for both external and internal turning when paired with a compatible holder. What are the advantages of the cylindrical hole design? The cylindrical hole ensures secure, repeatable clamping in the pocket, improving positional stability and minimising the risk of movement during heavier cuts. How many indexable edges are available per insert? The insert is double-sided, offering two usable edges; correct indexing and seat condition will ensure reliable performance for each edge. 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.
CNMG 120404 AH6225 Wendeplatten - Tungaloy
Durable PVD-coated cemented carbide and a 0.4 mm nose radius deliver a sharp, yet stable cutting edge for medium turning of stainless steels; reliable chip control is provided by the double-sided chipbreaker and the ISO CNMG geometry. Order the CNMG120404 AH6225 Tungaloy indexable turning insert directly via Metav Werkzeuge or consult the specialists for holder compatibility and application advice. CNMG120404 AH6225 indexable turning insert for turning — Tungaloy CNMG120404 AH6225 is a PVD-coated indexable insert engineered for external and internal turning where a balanced combination of edge sharpness and cutting stability is required PVD-coated cemented carbide AH6225 Optimised for stainless steel machining ISO CNMG 120404, 80° rhombic form Double-sided chipbreaker, 0.4 mm radius Consistent cutting performance and wear resistance The PVD-coated cemented carbide composition of this insert provides a controlled balance between edge sharpness and durability. The AH6225 grade is tailored for machining stainless steels under medium cutting conditions, giving a sharp cutting edge while resisting premature wear. The 80° rhombic geometry supports versatile tool paths, and the double-sided chipbreaker helps maintain stable chip formation, reducing the need for frequent index changes and improving process reliability. Simple integration with ISO holders and predictable set-up Compatibility with clamping systems is governed by the insert form, clearance angle (0°), tolerance class, fixing method, size and thickness. The ISO designation CNMG 120404 ensures interchangeability with standard CNMG holders; the insert is supplied with a cylindrical hole for secure fastening. Clear reference values such as 12 mm inscribed circle, 4.76 mm thickness and an 80° form allow straightforward selection of matching holders and clamps, shortening set-up time and lowering handling errors. Practical economy through stable chip control and application advice A 0.4 mm nose radius offers improved surface finish on medium-precision turning while the double-sided design extends tool life per insert. Stable chip formation and the AH6225 coating reduce unplanned downtime and increase usable tool life, which supports better cost-efficiency in production. For tailored results, choose the chipbreaker and grade according to workpiece material and machining stability; assistance for optimal parameter selection is available from Metav Werkzeuge specialists. For application support, availability checks or to order the CNMG120404 AH6225 insert from Tungaloy, contact Metav Werkzeuge at info@metav-werkzeuge.com or call +49 2822 7131930 for rapid, expert advice. Technical data Item number: 6796299-Tungaloy Manufacturer article number: 6796299 Manufacturer SKU: TUN6796299 Model series: ISO turning indexable inserts Core data Inscribed circle: 12 mm Thickness: 4.76 mm Corner radius: 0.4 mm Form angle: 80° Clearance angle: 0° Hole style: with hole (cylindrical) Plate shape: rhombic Special features PVD-coated cemented carbide, grade AH6225 Double-sided chipbreaker ISO CNMG 120404 geometry Designed for external and internal turning Compatibility depends on form, clearance, tolerance, fastening, size and thickness FAQ What materials is this insert suitable for? The CNMG120404 AH6225 insert is optimised for machining stainless steels and performs well under medium cutting conditions. Is the insert compatible with standard CNMG holders? Yes, the ISO CNMG 120404 designation indicates compatibility with CNMG holders that match form, clearance and thickness; the cylindrical hole allows standard fixation. How does the AH6225 grade affect tool life? AH6225 is a PVD-coated cemented carbide grade designed to balance a sharp cutting edge with wear resistance, improving tool life in varying conditions. Can this insert be used for internal turning? The rhombic 80° form and 0.4 mm nose radius make the insert suitable for both external and internal turning applications when paired with an appropriate holder. How does the double-sided chipbreaker benefit production? The double-sided chipbreaker provides consistent chip control and allows the insert to be indexed to a fresh cutting edge, extending the service interval per 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.
CNMG 120404 AH6225 Wendeplatten - Tungaloy
Take advantage of a PVD‑coated carbide grade tuned for stainless steel turning and a sharp yet stable cutting edge for reliable medium machining — order the CNMG120404 AH6225 Tungaloy insert directly via Metav Werkzeuge or contact our consultants for technical advice. CNMG120404 AH6225 CNMG ISO‑120404 — indexable turning insert (for turning) by Tungaloy A CNMG120404 AH6225 indexable insert designed for ISO‑compliant turning, optimised for turning operations on stainless steels with a robust PVD coating and a 0.4 mm corner radius. CNMG120404 indexable insert, ISO format PVD‑coated carbide grade AH6225 for stainless steel Sharp yet stable cutting edge for medium cuts Double‑sided chipbreaker, with cylindrical hole Consistent performance for stainless‑steel turning The insert is specified for ISO‑normed turning applications and is supplied in the standard CNMG120404 format, which ensures interchangeability with matching holders. The PVD‑coated carbide composition of grade AH6225 delivers a balance between sharpness and edge stability, making it suitable for variable cutting conditions encountered when machining stainless steels. Compatibility depends on holder form, clearance angle, tolerance class, fastening and insert thickness, so the system must include a matching external holder, shim/clamp set and replacement screws for a secure assembly. Reduced downtime through a stable cutting edge A combination of a sharp cutting geometry and a robust substrate gives the insert predictable wear behaviour during medium machining. The double‑sided chipbreaker design helps to control chip formation and evacuation, reducing the risk of built‑up edge and improving surface finish consistency. These characteristics translate into longer effective cutting life and fewer tool changes, supporting improved process efficiency and reduced machine downtime. Practical system integration and handling benefits The insert’s cylindrical hole and ISO form simplify clamping and indexation in standard turning toolholders. The specified 0° clearance angle and 80° insert angle are relevant when selecting tool paths and approach angles to maintain cutting stability. When combined with the correct holder geometry and clamping components, the insert supports reliable repeatability and straightforward reconditioning steps, which is advantageous in production settings where predictable results and quick tool swaps are required. For technical availability and tailored application advice on the CNMG120404 AH6225 from Tungaloy, contact Metav Werkzeuge via info@metav-werkzeuge.com or call +49 2822 7131930 to arrange a specification check or order support. Technical data Article number: 6824979 Manufacturer article number: 6824979 Manufacturer SKU: TUN6824979 SKU: 6824979‑Tungaloy Designation: CNMG120404 AH6225 Tungaloy insert Model series: ISO indexable turning inserts Manufacturer: Tungaloy Core data Size: 12 mm Thickness: 4.76 mm Corner radius: 0.4 mm Clearance angle: 0° Insert angle: 80° Hole style: cylindrical hole Grade: AH6225 Special features Material: carbide Coating: PVD Double‑sided chipbreaker ISO CNMG120404 geometry Compatible with external holders, shims and clamping sets FAQ Is this insert suitable for machining stainless steels? Yes. The CNMG120404 AH6225 insert is supplied in grade AH6225, a PVD‑coated carbide formulated as a universal choice for stainless steels and designed to provide a sharp yet stable cutting edge under variable conditions. Which turning operations are recommended? External and internal turning are the typical applications; the CNMG120404 geometry and double‑sided chipbreaker support medium machining tasks where chip control and surface finish consistency are required. What are the key dimensions to check when selecting a holder? Check the insert size (12 mm), thickness (4.76 mm), corner radius (0.4 mm), clearance angle (0°) and the cylindrical hole form to ensure the insert seats and clamps correctly in the chosen holder. How does the PVD coating improve performance? The PVD coating on the AH6225 grade enhances wear resistance and helps maintain a stable cutting edge at elevated temperatures, which contributes to longer tool life and consistent surface quality when turning stainless steels. Can the insert be indexed or reversed during use? The insert features a double‑sided chipbreaker and a secure central hole for mounting; correct clamping in a compatible ISO‑compliant holder enables indexing according to the holder’s specification. 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.
CNMG 120404 AH6235 Wendeplatten - Tungaloy
Combining the PVD-coated AH6235 carbide with a proven CNMG 80° rhombic geometry results in reliable chip control and improved resistance to notch wear in stainless steel; order the CNMG120404 AH6235 directly via Metav Werkzeuge or consult the specialists if technical advice is required. CNMG 120404 AH6235 indexable turning insert by Tungaloy — PVD-coated carbide, ISO CNMG form for turning CNMG120404 AH6235 is an ISO rhombic indexable insert for turning, optimised for applications in stainless steel and suited to interrupted cuts where stable edge behaviour is critical. ISO CNMG geometry for general turning PVD-coated AH6235 grade for stainless steel 80° cutting angle with 0° clearance Double-sided insert with cylindrical hole Consistent edge performance for demanding stainless applications The CNMG120404 AH6235 insert combines a PVD coating with a tenacious carbide substrate to deliver consistent performance under the cyclic loads typical of turning stainless steel. The AH6235 grade is formulated to resist notch formation and chipping during interrupted cuts, reducing the frequency of index changes. For production environments where stable tool life and reduced scrap are priorities, this combination provides measurable gains in process reliability and component repeatability. Geometry and clamping that support secure machining The rhombic CNMG shape with an 80° cutting angle and 0° clearance promotes secure engagement in external and internal turning operations. The 0.4 mm corner radius supports a balanced compromise between edge strength and surface finish, while the 4.76 mm thickness ensures rigidity at the cutting edge. The insert’s cylindrical hole and standard ISO form enable compatibility with a wide range of external holders and boring bars when matched by form, relief angle, tolerance class, fastening method, size and thickness. Application-focused features that simplify selection and increase uptime The insert is double-sided, allowing economical indexable use and straightforward reorientation when one edge is worn. The doppelseitig chipbreaker (double-sided chip control) concept supports effective chip formation and evacuation on both cutting faces, which helps maintain consistent cutting forces and surface quality. Choosing the correct chipbreaker and grade for the workpiece material and machining stability reduces downtime and supports productive turning processes in workshops and production lines. For application-specific recommendations or to reserve CNMG120404 AH6235 from Metav Werkzeuge, contact info@metav-werkzeuge.com or call +49 2822 7131930; specialists are available to advise on optimal grade and holder compatibility Technical Data Article number: 6879072 SKU: 6879072-Tungaloy Manufacturer SKU: TUN6879072 Designation: CNMG120404 AH6235 Tungaloy indexable insert Model series: ISO-Drehwendeschneidplatten Facts Cutting angle: 80° Clearance (relief) angle: 0° Corner radius: 0.4 mm Insert size: 12 mm Thickness: 4.76 mm Special features Material/coating: PVD-coated carbide (AH6235) Shape: rhombic (CNMG) Hole: cylindrical hole Chipbreaker: double-sided Application: Turning (external and internal) Suitable for: stainless steel Designed for: interrupted cuts and applications with increased breakout risk FAQ What materials is this insert intended for? The CNMG120404 AH6235 insert is specified for machining stainless steel and performs well in interrupted cutting conditions where notch resistance is required. How does the AH6235 grade affect tool life? The AH6235 PVD-coated carbide grade in this Tungaloy indexable insert provides improved notch and chipping resistance, which typically extends the effective tool life under cyclic loads. Is the insert reversible and how many cutting edges are available? The insert is double-sided, offering two usable cutting edges per side, which allows multiple indexing cycles before replacement is necessary. Which holder features are required for compatibility? Compatibility depends on holder form, free angle, tolerance class, fastening method, size and thickness; the CNMG geometry and cylindrical hole match standard ISO external holders and bores when these parameters correspond. Can this insert be used for internal turning? Yes, the insert’s geometry and rigidity from its 4.76 mm thickness make it suitable for both external and internal turning applications when paired with an appropriate boring bar or holder. 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.
CNMG 120404 AH6235 Wendeplatten - Tungaloy
Take advantage of the PVD-coated carbide AH6235 grade, the 0.4 mm corner radius and the ISO CNMG form to achieve stable turning performance in stainless steels; order the required inserts and matching holders directly via Metav Werkzeuge or consult the team for holder compatibility and process optimisation. CNMG 120404 AH6235 Tungaloy indexable turning insert — PVD-coated carbide, 0.4 mm radius A CNMG120404 AH6235 indexable insert for turning, designed for demanding stainless-steel work and interrupted cuts in industrial machining PVD-coated carbide grade AH6235 Optimised for stainless steel machining CNMG rhombic insert, 80° cutting angle Double-sided chipbreaker, 0.4 mm corner radius Precision and edge integrity for challenging turning tasks The CNMG 120404 AH6235 insert combines a PVD-coated surface with a tough carbide substrate to provide a balance between wear resistance and fracture toughness. This combination makes the insert particularly suitable for stainless steels and applications with a higher risk of built-up edge or intermittent cutting. The 0.4 mm corner radius strengthens the cutting edge, reducing chipping while maintaining acceptable surface finish, and the rhombic CNMG geometry gives dependable entry and exit behaviour during external and internal turning operations. Stable chip control and predictable process performance A double-sided chipbreaker on the insert promotes consistent chip formation across a range of feeds, while the 80° cutting angle supports robust cutting forces in conventional turning setups. The insert is ISO‑configured (120404) so compatibility with holders depends on form, relief angle, tolerance class, clamping and thickness; the overall system typically comprises an ISO insert, a matched external holder or boring bar, a shim/clamping set and replacement screws. These attributes contribute to process stability and predictable tool life in production environments. Practical guidance for selection and use Choose the AH6235 grade and the double-sided chipbreaker when machining austenitic or other ductile stainless steels, or when interrupted cuts increase the risk of edge failure. Ensure holder compatibility by matching form, relief angle (0°), tolerance class, clamping method and plate thickness (4.76 mm). The insert’s cylindrical hole and robust plate thickness support secure clamping; pairing the insert with a suitable holder reduces vibration and improves surface quality. For mixed-material batches, select the chipbreaker and cutting data that prioritise consistent chip evacuation. Contact Metav Werkzeuge for tailored advice on the CNMG 120404 AH6235 insert, matching holders or to request a quotation: info@metav-werkzeuge.com | +49 2822 7131930 Technical Data Article number: 6903353-Tungaloy Manufacturer SKU: TUN6903353 Manufacturer article number: 6903353 Model series: ISO turning indexable inserts Label: CNMG120404 AH6235 Tungaloy insert Manufacturer: Tungaloy Facts ISO designation: 120404 Plate size: 12 mm Plate thickness: 4.76 mm Corner radius: 0.4 mm Cutting angle: 80° Relief angle: 0° Special features Carbide substrate with PVD coating (AH6235) Rhombic CNMG shape Double-sided chipbreaker Cylindrical hole for clamping Suitable for external and internal turning Designed for interrupted cuts and higher breakout risk FAQ What materials is this insert best suited for? The CNMG 120404 AH6235 insert is optimised for stainless steels, offering a tougher grade and PVD coating that together improve resistance to chipping and adhesive wear during machining of austenitic and other ductile stainless alloys. How does the 0.4 mm corner radius affect performance? A 0.4 mm corner radius increases edge strength and reduces the likelihood of chipping in interrupted cuts, at the cost of a modest increase in cutting forces compared with a smaller radius; it is a pragmatic choice for robust, reliable turning. Is the insert compatible with standard CNMG holders? Compatibility depends on holder form, relief angle, tolerance class, clamping and plate thickness; the ISO designation and plate dimensions (12 mm, 4.76 mm) must match the holder specifications for correct seating and secure clamping. What benefits does the AH6235 grade offer? The AH6235 grade combines a tough carbide substrate with a PVD coating to deliver improved fracture resistance and wear protection, specifically tuned for stainless-steel applications and situations with increased breakout risk. Can this insert be used for internal boring as well as external turning? Yes; the geometry and rhombic CNMG form allow use in both external and internal operations, provided the selected holder and clamping arrangement are suitable for the application. 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.
CNMG 120404 AH6235 Wendeplatten - Tungaloy
Take advantage of the combination of PVD-coated carbide toughness and ISO-standard geometry for consistent performance in stainless-steel turning and interrupted cuts; order the CNMG120404 AH6235 Tungaloy insert directly via Metav Werkzeuge or ask the consultants for application support. CNMG 120404 AH6235 Tungaloy — Turning indexable insert, PVD-coated carbide The CNMG120404 AH6235 Tungaloy insert is an ISO-standard rhombic turning insert designed for external and internal turning, optimised for stainless steels and interrupted cuts. PVD-coated carbide for improved edge life Designed for interrupted cutting and chipping risk ISO CNMG form with 80° geometry Cylindrical hole and 0.4 mm nose radius Predictable edge stability for demanding stainless-steel work The AH6235 grade is a PVD-coated carbide developed to combine toughness with wear resistance, making it suitable for machining stainless steels and operations with frequent interruptions. The coating improves resistance against adhesive wear and helps maintain a stable cutting edge under variable engagement conditions. For production contexts where unexpected edge failure would cause downtime, this grade reduces the risk of chipping while maintaining acceptable flank wear rates. ISO compatibility that simplifies tool management The insert follows the ISO CNMG120404 designation and a standard rhombic 80° geometry, which ensures compatibility with commonly available CNMG holders when form, clearance angle, tolerance class, attachment and thickness are matched. The cylindrical hole and 4.76 mm thickness provide secure clamping; the 0.4 mm nose radius offers a compromise between surface finish and edge strength. This standardisation supports repeatable set-ups and faster indexable insert changes in routine production. Efficient chip control and process economy The double-sided chipbreaker layout, combined with the AH6235 substrate, supports stable chip formation in interrupted cuts and when machining materials prone to work hardening. The result is fewer unplanned tool changes and more predictable cycle times. In sturdy rigs and modest depths of cut, the insert’s toughness helps extend service intervals, contributing to lower tooling costs per component and improved overall process efficiency. Selection and practical application guidance Select the chipbreaker and cutting parameters in line with the component material, machining stability and surface-quality targets. The insert is intended for both external and internal turning; for high-stress interruptions or unstable set-ups the tougher grade improves resistance to edge breakage. For further specification matching—holder choice, clamping torque and recommended cutting data—Metav Werkzeuge can provide tailored advice based on machine and workpiece conditions. Contact Metav Werkzeuge for application advice or to request delivery of the Tungaloy CNMG120404 AH6235 insert; Metav Werkzeuge can assist with holder compatibility and cutting-parameter recommendations (info@metav-werkzeuge.com, +49 2822 7131930) Technical data Article number: 6903364 Manufacturer SKU: TUN6903364 SKU: 6903364-Tungaloy Model series: ISO turning indexable inserts Material: carbide Facts ISO designation: CNMG120404 Insert size: 12 mm Thickness: 4.76 mm Nose radius: 0.4 mm Relief angle: 0° Geometry angle: 80° Special features Coating/grade: AH6235 (PVD-coated carbide) Chipbreaker: double-sided Hole: cylindrical Shape: rhombic Application: external and internal turning; interrupted cuts FAQ Is this insert suitable for stainless steels? The CNMG120404 AH6235 Tungaloy insert is specifically developed for stainless steels and for applications with increased risk of chipping, offering improved edge stability thanks to its PVD-coated carbide grade. What geometry and size does the insert have? The insert uses the ISO CNMG120404 form with an 80° rhombic geometry, 12 mm size, 4.76 mm thickness and a 0.4 mm nose radius. How is compatibility with holders determined? Compatibility depends on the insert form, clearance angle, tolerance class, attachment style, size and thickness; CNMG-form holders with matching specifications accept this insert. Can this insert be used for interrupted cuts? Yes, the AH6235 grade and the double-sided chipbreaker make the insert appropriate for interrupted cutting and conditions with elevated chipping risk. What does the AH6235 designation mean for performance? AH6235 denotes a tougher PVD-coated carbide grade that balances wear resistance and edge toughness, improving reliability in demanding turning tasks. 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.
CNMG 120404 AH6235 Wendeplatten - Tungaloy
Take advantage of a PVD-coated carbide grade and a robust CNMG geometry for consistent turning of stainless steels and interrupted cuts; the insert’s 0.4 mm nose radius and ISO compatibility help maintain process stability and predictable tool life. Order and technical enquiries can be handled through Metav Werkzeuge for rapid application advice. CNMG120404 AH6235 Tungaloy turning insert — ISO rhombic grade for stainless-steel turning CNMG120404 AH6235 is an ISO-standard rhombic indexable insert designed for external and internal turning applications where improved chip control and resistance to edge breakage are required PVD-coated carbide for toughness ISO rhombic CNMG geometry 0.4 mm nose radius for strength and finish Reliable cutting in demanding stainless-steel applications The PVD coating combined with a carbide substrate in this grade delivers increased toughness for machining stainless steel and other difficult-to-cut alloys. The specially developed AH6235 grade is intended for operations with a higher risk of edge chipping and for interrupted cuts; this results in fewer unexpected tool changes and a steadier production rhythm. The coating improves heat resistance and reduces adhesion, while the substrate maintains the cutting edge under varying cutting conditions. Geometry tuned for stability and surface quality The rhombic CNMG form with an 80° approach angle and a 0.4 mm nose radius provides a balance between edge strength and surface finish. The geometry reduces vibration in less rigid set-ups and helps distribute cutting forces across the edge, which supports consistent dimensional accuracy. Because the insert follows ISO dimensions, it is straightforward to match with standard ISO turning holders, ensuring predictable fit and repeatable clamping behaviour. Cost-effective design with secure mounting A double-sided configuration and central cylindrical hole allow straightforward indexing and reliable clamping; the insert’s 4.76 mm thickness contributes to rigidity at the cutting zone. The reversible design extends usable life per insert and simplifies inventory management, delivering a favourable cost-per-edge ratio for batch and serial production. Selecting the correct chipbreaker and match of grade to workpiece material is essential to maximise economy and surface integrity. Easy integration into production workflows This ISO insert is intended to be used as part of a complete system: the insert, a compatible external holder or boring bar, a suitable clamp or shim, and the appropriate fixing screw. Compatibility is determined by form, relief angle, tolerance class, fixation, size and thickness; choosing the correct combination enhances process security and reduces set-up time. Technical data such as the designation and SKU help to ensure the right part is ordered and fitted to the holder. Contact Metav Werkzeuge for tailored application advice on Tungaloy CNMG120404 AH6235 inserts and to confirm availability or recommended holder pairings at info@metav-werkzeuge.com or +49 2822 7131930 Technical data Article number: 6892094 Manufacturer SKU: TUN6892094 Designation: CNMG120404 AH6235 Material: Carbide (PVD-coated) Model series: ISO turning inserts Facts Corner radius: 0.4 mm Thickness: 4.76 mm Size: 12 mm Approach angle: 80° Relief angle: 0° Hole: with cylindrical hole Chipbreaker: double-sided Special features Grade AH6235 optimised for stainless steel and interrupted cuts ISO-standard rhombic CNMG geometry for compatibility PVD-coated for heat resistance and reduced adhesion Double-sided, indexable design for extended life Intended for external and internal turning applications FAQ Which materials is this insert intended for? The CNMG120404 AH6235 Tungaloy turning insert is formulated for stainless steel and similar alloys; the tough AH6235 grade helps resist edge breakage in interrupted and demanding cuts. How is compatibility with holders determined? Compatibility depends on the insert form, relief angle, tolerance class, fixation, size and thickness; CNMG120404 follows ISO dimensions so it fits standard CNMG holders when matched correctly. Does the insert have a coating and what is its purpose? Yes — the AH6235 grade features a PVD coating on a carbide substrate to improve heat resistance and reduce adhesion, supporting longer edge life under thermal load. What mounting style does the insert use? The insert is supplied with a cylindrical hole and is designed for secure clamping in ISO-compatible holders; the double-sided format facilitates indexing and economical use. Is this insert suitable for interrupted cuts? The AH6235 grade is specifically intended for tougher conditions, including interrupted cuts and operations with elevated breakout risk, providing improved reliability. 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.
CNMG 120404 AH6235 Wendeplatten - Tungaloy
Take advantage of a robust combination of PVD-coated carbide and a dedicated chipbreaker that ensures stable performance in stainless steel and interrupted cutting. Order the insert directly via Metav Werkzeuge or consult our specialists for application-specific recommendations and fast delivery. CNMG120404 AH6235 CNMG ISO turning insert for turning — Tungaloy The CNMG120404 AH6235 is an ISO-format indexable turning insert designed for turning operations, optimised for machining stainless steel and for interrupted cuts. PVD-coated carbide for enhanced wear resistance Optimised for stainless steel and interrupted cuts Rhombic shape with 0.4 mm corner radius Double-sided chipbreaker for stable chip control Durable grade engineered for challenging stainless-steel work The AH6235 grade is a PVD-coated carbide formulation developed to resist built-up edge and minimise notch formation when machining stainless steel. This chemical and mechanical resistance extends tool life under unstable cutting conditions and reduces rework rates. Selecting a tougher grade for interrupted cuts and applications with higher break-out risk helps maintain component integrity and delivers consistent surface quality over longer production runs. Geometry and clamping that support repeatable accuracy The rhombic CNMG geometry with a 0.4 mm corner radius and 0° clearance provides a compact, robust cutting edge that resists chipping during transverse forces. The insert features a cylindrical hole for secure clamping in compatible ISO holders; compatibility depends on form, tolerance class, fixation and thickness. A thickness of 4.76 mm and a 12 mm inscribed circle ensure mechanical rigidity, improving vibration resistance and repeatable positioning in the toolholder. Shop-floor benefits: chip control and process reliability A double-sided chipbreaker design offers reliable chip formation and evacuation across a range of feed rates, reducing the need for frequent manual intervention. For production environments, this translates into higher uptime and a better cost-per-part ratio. The indexable design enables quick corner changes and lower tooling inventory compared with solid tools, while the combination of grade and chip control reduces the likelihood of rework caused by poor edge condition. For stainless-steel turning with the Tungaloy AH6235 grade, contact Metav Werkzeuge for tailored tooling advice and prompt supply at info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6878948-Tungaloy Manufacturer article number: 6878948 Manufacturer SKU: TUN6878948 Model series: ISO-Drehwendeschneidplatten Numbers / Core technical data Angle: 80° Corner radius: 0.4 mm Thickness: 4.76 mm Inscribed circle: 12 mm Clearance angle: 0° Hole: with cylindrical hole Special features Grade/coating: AH6235, PVD-coated carbide Material: carbide Chipbreaker: double-sided Shape: rhombic Application: turning Designed for: stainless steel, interrupted cuts ISO designation: CNMG120404 FAQ Is this insert suitable for machining stainless steel? Yes. The AH6235 grade and its PVD-coated carbide substrate are specifically formulated for machining stainless steel and offer improved resistance to built-up edge and notch formation when using the CNMG120404 indexable insert. Which toolholders are compatible with this ISO insert? Compatibility is determined by the insert form, clearance angle, tolerance class, fixation method, size and thickness. The CNMG120404 designation fits standard ISO CNMG toolholders that accept a 12 mm inscribed circle and a 4.76 mm thickness. How does the chipbreaker affect process reliability? The double-sided chipbreaker provides consistent chip formation and evacuation, which stabilises cutting forces and reduces the chance of workpiece or tool damage during interrupted cuts. Can the insert be indexed to use multiple cutting edges? Yes. The indexable CNMG geometry supports multiple indexes per cutting edge, allowing economical use of all available edges before replacement, contributing to lower tooling costs. 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.
CNMG 120404 AH6235 Wendeplatten - Tungaloy
Combining the PVD-coated AH6235 grade with ISO CNMG geometry ensures reliable performance when turning stainless steels and handling interrupted cuts; the robust carbide substrate and double-sided design support predictable tool life and quick index changes. Order the insert via Metav Werkzeuge or consult our technical advisors for application-specific recommendations. CNMG 120404 AH6235 Tungaloy indexable turning insert – PVD-coated carbide, 80° The CNMG 120404 AH6235 is an ISO-standard indexable turning insert engineered for external and internal turning, optimised for challenging stainless-steel applications and interrupted cutting conditions. ISO-standard geometry for holder compatibility PVD-coated carbide AH6235 for toughness Optimised for stainless steel and interrupted cuts Double-sided design with cylindrical hole for secure clamping Consistent performance in stainless-steel machining The combination of a PVD-coated surface and a tough AH6235 carbide grade delivers enhanced resistance to chipping and work-hardening when machining stainless steels. This results in steadier cutting forces, improved surface integrity and fewer unplanned tool changes. The design focuses on sustaining cutting edge integrity under intermittent engagement, which translates to longer uninterrupted production runs and lower process variability. Secure clamping and straightforward machine integration The CNMG geometry with 80° approach angle and a cylindrical hole allows secure, repeatable clamping in standard ISO external holders. The rhombic plate form and the double-sided configuration permit indexation of a fresh cutting edge without tool change, reducing machine downtime. Compatibility is ensured by standardised form, clearance angle and thickness, so the insert integrates smoothly into common turning tool systems. Coating and substrate engineered for edge stability A PVD-coated surface on a tough carbide substrate improves wear resistance while maintaining edge toughness. This balance reduces notch wear on reactive materials and helps control heat at the cutting zone, supporting consistent chip formation. The integrated double-sided chipbreaker is tailored for mixed and interrupted cuts, assisting with chip control and reducing the risk of built-up edge in sticky materials. Practical selection and application guidance for production Select a chipbreaker and grade that suit the workpiece and machining strategy: the AH6235 grade is recommended for demanding stainless steel tasks and applications with elevated breakout risk. Ensure the toolholder matches the insert’s ISO designation, thickness and hole style; secure clamping combined with correct cutting data yields repeatable surface finish and tool life. The insert forms part of a system: holder, clamping parts and spare screws should be checked for compatibility during set-up. Contact Metav Werkzeuge for procurement and machining advice on the Tungaloy CNMG 120404 AH6235 indexable insert — email info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6880202 Manufacturer SKU: TUN6880202 SKU: 6880202-Tungaloy Model series: ISO indexable turning inserts Material: carbide Grade/coating: AH6235 / PVD-coated Application: Turning Specifications Plate size: 12 mm Plate thickness: 4.76 mm Corner radius: 0.4 mm Approach angle: 80° Clearance angle: 0° Design / Special features Rhombic plate form (CNMG) With cylindrical hole for clamping Double-sided chipbreaker ISO-standard geometry for holder compatibility Suited to interrupted cuts and stainless steel machining FAQ What materials is this insert suited for? The CNMG 120404 AH6235 insert is optimised for stainless steels and performs well in applications with interrupted cuts or increased breakout risk. Is the insert reversible and how many cutting edges are available? This indexable insert is double-sided, allowing the use of multiple cutting edges before replacement, which supports cost-effective tool utilisation. Which holder type is compatible with this insert? Compatibility relies on ISO CNMG geometry; the insert fits standard CNMG holders provided the holder matches form, thickness, hole style and tolerance class. How does the AH6235 grade help with interrupted cutting? The AH6235 grade combines a tough carbide substrate with a PVD-coated surface to resist chipping and maintain edge stability during intermittent engagements. 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.
CNMG 120404 AH6235 Wendeplatten - Tungaloy
Take advantage of the combination of PVD-coated carbide toughness, ISO compatibility and compact geometry for reliable turning operations; order the insert directly via Metav Werkzeuge or consult the technical advisers for application support. CNMG 120404 AH6235 — Indexable turning insert (CNMG 120404 · Turning) by Tungaloy The CNMG120404 AH6235 is a PVD-coated carbide indexable insert engineered for robust external and internal turning, especially suited to stainless steels and interrupted cuts. PVD-coated carbide for tough materials 80° rhombic profile for versatile turning 0.4 mm corner radius for consistent edge Double-sided chipbreaker, with cylindrical hole Reliable cutting performance for challenging materials The PVD-coated carbide grade AH6235 delivers a balance of toughness and wear resistance that reduces edge breakouts during interrupted cuts and when machining stainless steels. This results in fewer tool changes and improved cycle time, supporting a more economical production flow. The robust substrate and coating combination stabilises the cutting edge under fluctuating loads, translating into dependable performance across serial turning operations. Proven fit and quick indexability minimise downtime The ISO-form CNMG120404 geometry ensures compatibility with standard CNMG holders by matching form, clearance and thickness specifications; this facilitates fast insert changes and consistent clamping. The 80° rhombic shape with a 0° clearance angle and a cylindrical hole offers secure seating and straightforward indexing, while the double-sided chipbreaker provides two usable cutting edges per side to extend service life. These characteristics reduce tool inventory complexity and simplify process planning. Process security and shop-floor efficiency through optimised chip control The double-sided chipbreaker on a rhombic plate promotes controlled chip formation and evacuation, lowering the risk of edge damage and improving surface finish in both external and internal turning. A 0.4 mm corner radius supports repeatable edge strength without sacrificing profile accuracy. Combined with the PVD coating, these features contribute to stable cutting performance, predictable wear behaviour and overall cost-efficiency in medium- to high-duty turning applications. If uncertain whether this solution meets specific requirements, the technical team is available for clarification; contact details are provided below for precise application advice. Contact Metav Werkzeuge for application advice on the Tungaloy AH6235 PVD-coated insert — email info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6880720 SKU: 6880720-Tungaloy Manufacturer SKU: TUN6880720 Model series: ISO indexable turning inserts Grade: AH6235 Material: Carbide (PVD-coated) Core data Geometry: CNMG120404 Size: 12 mm Thickness: 4.76 mm Corner radius: 0.4 mm Included angle: 80° Clearance angle: 0° Hole: with cylindrical hole Chipbreaker: double-sided Features & application Rhombic plate shape Suitable for turning (external and internal) Optimised for stainless steels and interrupted cuts ISO-standardised insert form Two usable edges per side FAQ What materials is this insert suitable for? The CNMG120404 AH6235 insert is designed primarily for stainless steels and applications with interrupted cuts, benefiting from the AH6235 grade’s toughness. How many cutting edges are available per insert? The Tungaloy CNMG120404 AH6235 indexable turning insert features a double-sided chipbreaker, providing two usable edges per side for extended tool life. Does the insert conform to ISO geometry for holder compatibility? Yes, the CNMG120404 geometry follows ISO standards; compatibility is determined by holder form, clearance, tolerance class, fastening, size and thickness. What is the corner radius and how does it affect the cutting process? The corner radius is 0.4 mm, offering a compromise between edge strength and profile accuracy to reduce chipping in unstable cuts. Is the coating specified and what benefit does it bring? The grade AH6235 is a PVD-coated carbide, which enhances wear resistance while maintaining toughness for demanding turning tasks. 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.
CNMG 120404 AH725 Wendeplatten - Tungaloy
Take advantage of the combination of universal material compatibility, fracture‑resistant AH725 grade and ISO conformity for reliable turning operations; order the insert directly via Metav Werkzeuge or ask our consultants for tailored machining advice. CNMG120404 AH725 CNMG Turning Insert by Tungaloy — PVD‑coated carbide, 0.4 mm corner radius CNMG120404 AH725 is an ISO‑standard turning insert designed for external and internal turning, offering a fracture‑resistant grade for varied steels and stainless steels. PVD-coated carbide grade AH725 Universal, fracture-resistant for steel and stainless steels Double-sided chipbreaker for stable chip control Rhombic CNMG, 0.4 mm corner radius, 80° Greater process reliability when switching materials The AH725 grade combines a PVD‑coated carbide substrate with a microstructure optimised for resistance to chipping. In practical terms this means fewer unexpected insert failures when machining different steels and stainless steels, which raises process reliability and reduces scrap rates. The combination of a robust cutting edge and a design suited to smaller tools makes this grade particularly effective where stability and consistent cycle times are essential. Fewer tool changes and improved surface quality The double‑sided chipbreaker design supports controlled chip formation and evacuation, which directly contributes to a consistent surface finish and longer in‑machine intervals between indexings. Stable chip control reduces the need for manual intervention and shortens non‑productive time; the result is improved throughput and a lower cost per component while maintaining dimensional accuracy for demanding turning tasks. Plug‑and‑play integration into ISO tool systems As an ISO‑standard indexable plate, the insert integrates with holders, shanks and clamping sets selected by form, relief angle, tolerance class and size. The presence of a cylindrical mounting hole and standard geometry ensures predictable clamping behaviour and repeatable seating. For workshop planning, the system typically comprises the insert together with a compatible external holder, a shim or clamping set and replacement screws to maintain consistent assembly quality. Practical machining guidance for reliable results Key geometry characteristics influence cutting behaviour: the 0.4 mm corner radius moderates edge strength and surface finish, while the 80° lead angle governs the direction of cutting forces and engagement. Plate thickness of 4.76 mm and a rhombic CNMG form balance rigidity with accessibility in shoulder and profile turning. Select the double‑sided chipbreaker and the AH725 grade for mixed‑material batches or for shorter tools where process security is prioritised over ultra‑high metal removal rates. Contact Metav Werkzeuge for application recommendations on Tungaloy CNMG120404 AH725 turning inserts and to discuss optimal holder and parameter selection for specific machining tasks. Technical data Article number: 6861334 SKU: 6861334-Tungaloy Manufacturer SKU: TUN6861334 Model series: ISO turning inserts Core data Designation: CNMG120404 Grade/sorting: AH725 Material: cemented carbide (Hartmetall) with PVD coating Size: 12 mm Thickness: 4.76 mm Corner radius: 0.4 mm Relief angle: 0° Lead/approach angle: 80° Special features Rhombic CNMG plate form Cylindrical mounting hole Double-sided chipbreaker Universal, fracture-resistant grade for steel and stainless steels For external and internal turning applications ISO‑normed geometry for compatibility with standard holders FAQ What materials is this insert suitable for? The CNMG120404 AH725 insert is specified for machining steel and stainless steels and performs well where material mixes occur, thanks to its universal, fracture‑resistant grade. How does the AH725 grade affect tool life? AH725’s PVD‑coated carbide composition improves edge stability and wear resistance, providing longer, more predictable tool life under varying cutting conditions. Is this insert compatible with standard CNMG holders? Yes — the insert follows ISO CNMG geometry and uses a cylindrical mounting hole, so it is compatible with holders that match form, tolerance class and size. What are the key geometry considerations for setup? Pay attention to the 0.4 mm corner radius and 80° approach angle: the radius influences finish and edge strength, while the angle affects cutting force direction and engagement. Can the insert be used on both external and internal turning? The CNMG120404 AH725 is designed for both external and internal turning; selection of holder and cutting parameters should reflect stability and accessibility requirements. 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.
CNMG 120404 AH8005 Wendeplatten - Tungaloy
Combining the PVD‑coated AH8005 grade, a 0.4 mm nose radius and a double‑sided geometry delivers consistent performance and extended tool life in stable turning operations; the insert is optimised for heat‑resistant alloys and hard materials. Order directly via Metav Werkzeuge or consult our specialists for tailored machining data and availability. CNMG 120404 AH8005 indexable turning insert (ISO CNMG 120404) — Tungaloy The CNMG120404 AH8005 is an ISO‑standard indexable insert designed for external and internal turning, offering wear resistance for hard and heat‑resistant workpiece materials. PVD‑coated carbide grade AH8005 0.4 mm nose radius for fine finishing 80° rhombic insert, ISO CNMG form Double‑sided chipbreaker, cylindrical hole Improved wear resistance for demanding materials The PVD‑coated carbide grade AH8005 provides a wear‑resistant cutting edge that stands up to elevated temperatures and abrasive workpiece alloys. The PVD‑coated surface reduces flank wear and adhesion, which translates into longer periods between indexations and steady machining performance. For production turning where consistent surface finish and repeatability matter, this technical coating and substrate combination helps maintain dimensional accuracy and reduces scrap rates. Cost‑effective geometry that supports finishing and light roughing A double‑sided insert design combined with the 0.4 mm nose radius offers two usable cutting edges per indexation, lowering tooling costs and inventory turnover. The 80° rhombic form increases edge support and rigidity, improving stability in external and internal operations. The integrated chipbreaker promotes controlled chip formation for both light finishing passes and stable, small‑depth cuts, supporting predictable cycle times and fewer unplanned tool changes. ISO compatibility and handling for efficient tool setup The ISO CNMG 120404 designation ensures straightforward selection of compatible holders; compatibility is governed by form, clearance angle, tolerance class, clamping method, size and thickness. The insert features a cylindrical hole and a plate thickness of 4.76 mm with a plate size of 12 mm, enabling secure clamping in standard CNMG toolholders. For application support or to verify holder match and cutting data for a specific material, Metav Werkzeuge can provide cutting parameters and set‑up recommendations by email or phone. Contact Metav Werkzeuge for application guidance, availability and tailored cutting data for Tungaloy CNMG 120404 AH8005 indexable inserts Technical data Article number: 6775756 Manufacturer SKU: TUN6775756 Model series: ISO‑Drehwendeschneidplatten Material: carbide Label: CNMG120404 AH8005 Tungaloy insert Core data Size: 12 mm Thickness: 4.76 mm Nose radius: 0.4 mm Clearance angle: 0° Insert angle: 80° Hole style: cylindrical hole Special features PVD‑coated carbide grade AH8005 Double‑sided chipbreaker Rhombic insert form (ISO CNMG) For external and internal turning Compatibility depends on form, clearance, tolerance, fastening, size and thickness FAQ Which materials is this insert best suited to machine? The CNMG120404 AH8005 insert from Tungaloy is formulated for heat‑resistant alloys and harder materials; the AH8005 PVD‑coated carbide grade offers improved wear resistance under elevated temperatures. What are the primary applications for this insert? Primarily intended for external and internal turning operations, the insert’s double‑sided geometry and chipbreaker make it suitable for light roughing and finishing in stable setups. How does the double‑sided design affect tooling costs? A double‑sided indexable insert provides two cutting edges per physical plate, halving the per‑edge cost compared with single‑sided alternatives and supporting longer intervals between reorders for items such as TUN6775756. What must be considered when choosing a holder? Holder compatibility with this ISO CNMG insert is defined by insert form, clearance angle, tolerance class, fastening method, size and thickness; the insert’s cylindrical hole and ISO geometry require a matching CNMG toolholder and clamping set. 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.
CNMG 120404 AH8005 Wendeplatten - Tungaloy
High wear resistance and precise geometry ensure consistent performance in demanding turning operations; the AH8005 PVD grade and the double-sided chipbreaker provide long tool life and reliable chip control, improving process stability. Order the insert directly via Metav Werkzeuge or consult the specialists for cutting-parameter recommendations. CNMG 120404 AH8005 ISO turning insert – Tungaloy A CNMG 120404 AH8005 ISO turning insert for external and internal turning, optimised for heat‑resistant alloys and hard materials PVD-coated wear-resistant grade AH8005 ISO CNMG 120404 geometry for standard holders Double-sided chipbreaker for stable cuts R 0.4 mm corner radius with 80° lead angle Proven wear resistance for tough materials The PVD-coated AH8005 grade on a cemented carbide substrate is designed for prolonged life when machining demanding materials. The coating reduces flank wear at elevated temperatures and supports consistent cutting-edge performance, which translates into fewer interruptions and predictable tool-change intervals. This insert is therefore suitable where stable machining and reduced rework are priorities. Reliable chip control and surface quality Built with a double-sided chipbreaker, the geometry promotes controlled chip formation and evacuation during turning. Consistent chip control reduces the risk of built-up edge and improves surface finish, making the tool appropriate for finishing and semi-finishing passes. The combination of geometry and grade supports repeatable results even under challenging cutting conditions, enhancing process efficiency. Standardised fit and clear mounting parameters The ISO CNMG form ensures compatibility with a wide range of external holders and boring bars, provided the holder matches in form, relief angle, tolerance, fastening, size and thickness. The insert’s measurements — 12 mm inscribed size and 4.76 mm plate thickness — and the presence of a cylindrical hole support secure clamping and repeatable positioning. Reference to geometry and dimensions simplifies holder selection and reduces setup times. Application guidance for demanding alloys Optimised for turning of heat‑resistant alloys and other hard materials, the insert performs best in stable set‑ups with minimal vibration and consistent feed rates. A modest corner radius of 0.4 mm and an 80° lead angle balance edge strength and cutting forces, allowing reliable material removal and acceptable surface integrity. For best results, pair the insert with rigid tooling and adjust speeds to the material’s thermal and mechanical properties. Contact Metav Werkzeuge for tailored cutting-parameter sheets, availability and application support; phone +49 2822 7131930 or eMail info@metav-werkzeuge.com Technical data Article number: 6928957 Manufacturer SKU: TUN6928957 Seller SKU: 6928957-Tungaloy Dimensions & angles Inscribed size: 12 mm Plate thickness: 4.76 mm Corner radius: R0.4 mm Lead angle: 80° Relief angle: 0° Materials & special features Substrate: cemented carbide Coating: PVD Grade: AH8005 Chipbreaker: double-sided Shape: rhomboid (CNMG) Hole: with hole (cylindrical) FAQ Which materials are suitable for this insert? The CNMG 120404 AH8005 insert from Tungaloy is suited for heat‑resistant alloys and other hard materials where a wear‑resistant PVD grade and stable cutting conditions are required. How is compatibility with a toolholder determined? Compatibility depends on the holder’s form, relief angle, tolerance class, fastening method, size and thickness; matching these parameters ensures the ISO CNMG geometry seats correctly and clamps securely. Is the insert double-sided and reversible? Yes, the insert features a double-sided chipbreaker design, allowing indexable use for extended life and economic tool utilisation. What cutting geometry supports edge strength and surface finish? The 80° lead angle combined with an R0.4 corner radius offers a compromise between edge robustness and surface quality, suitable for finishing and semi-finishing in stable 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.
CNMG 120404 AH8005 Wendeplatten - Tungaloy
Take advantage of the combination of wear-resistant PVD-coated carbide, precise CNMG geometry and a double-sided chipbreaker for stable, productive turning of heat-resistant alloys and hard materials; order the insert directly via Metav Werkzeuge or consult our experts for holder compatibility and application advice. CNMG 120404 AH8005 – Turning insert (Tungaloy) CNMG120404 AH8005 Tungaloy insert for ISO-standard turning applications, designed for stable machining of heat-resistant alloys and hard materials PVD-coated carbide grade AH8005 CNMG rhombic geometry for versatile turning Double-sided chipbreaker for longer life 0° rake and 0.4 mm corner radius for precision High wear resistance for demanding turning operations The PVD-coated carbide grade AH8005 delivers elevated wear resistance and edge stability when machining heat-resistant alloys and other hard workpiece materials. The coating technology reduces flank wear under sustained temperatures, which translates into longer tool life and fewer index changes. For production environments where consistency matters, this performance helps to lower tooling costs per part and maintain cycle-time reliability. Compatibility to a suitable toolholder is determined by form, clearance angle, tolerance class, fixing method, size and plate thickness, ensuring the system performs as a whole. Geometry and dimensions that support precision and versatility The rhombic CNMG geometry with a corner radius of 0.4 mm and an included angle of 80° offers a balance between strength and finishing capability. The 0° rake angle provides a stable cutting edge in heavier cuts and difficult alloys, while the double-sided chipbreaker extends usable life by allowing reversible indexing. A cylindrical hole and a plate thickness of 4.76 mm ensure secure clamping in compatible holders and boring bars. These design choices make the insert suitable for both external and internal turning tasks where predictable chip control and surface quality are required. Practical selection and application advice for process reliability Choose the appropriate chipbreaker style and the grade AH8005 to match the workpiece alloy, machining type and machine stability; the double-sided design offers cost-effective reversibility for batch production. The insert is delivered to ISO dimensions so that existing ISO-compatible holders and clamping systems can be used provided the form, clearance and tolerance class match. For complex or mixed-material batches, consider the balancing of feed and depth of cut to keep temperatures and tool stress within the grade’s operating window. The wear-resistant nature of the PVD-coated carbide helps to maintain surface finish and dimensional repeatability over longer tool life. For tailored advice on fitting the CNMG 120404 AH8005 Tungaloy insert to specific holders or materials, contact Metav Werkzeuge for expert selection and fast availability at info@metav-werkzeuge.com or +49 2822 7131930 Technical information Article number: 6741631 Manufacturer SKU: TUN6741631 SKU: 6741631-Tungaloy Brand: Tungaloy Model series: ISO-Drehwendeschneidplatten Name: CNMG120404 AH8005 Tungaloy insert Core data Corner radius: 0.4 mm Plate thickness: 4.76 mm Plate size: 12 mm Included angle: 80° Rake (free) angle: 0° Design & special features Rhombic CNMG insert shape Double-sided chipbreaker PVD-coated carbide AH8005 Cylindrical hole (with hole) ISO-standard indexable insert for turning Suitable for heat-resistant alloys and hard materials System build: insert, compatible holder or boring bar, clamp and spare screws FAQ What materials is this insert designed for? The CNMG120404 AH8005 Tungaloy insert is designed for machining heat-resistant alloys and other hard materials thanks to its wear-resistant PVD-coated carbide grade. Can the insert be used for internal and external turning? Yes, the rhombic CNMG geometry and secure clamping via the cylindrical hole make the insert suitable for both external and internal turning operations when mounted in compatible holders. How does the double-sided chipbreaker benefit production? A double-sided chipbreaker allows the insert to be indexed to a fresh edge, increasing lifetime per insert and reducing tooling costs in batch production scenarios. Which holder characteristics must be checked for compatibility? Ensure the holder matches the insert form, clearance angle, tolerance class, fixing method, size and thickness; these dimensions determine correct fit and secure clamping. Is the corner radius suitable for finishing passes? The 0.4 mm corner radius offers a compromise between strength and the ability to achieve fine surface finishes on controlled finishing passes. 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.
CNMG 120404 AH8005 Wendeplatten - Tungaloy
High wear resistance and a consistent cutting edge make this insert a reliable choice for productive turning of heat-resistant alloys and hard materials; the PVD-coated AH8005 carbide and ISO CNMG geometry reduce downtime and extend tool life. Order the CNMG 120404 AH8005 insert directly via Metav Werkzeuge or ask the consultants for application advice. CNMG 120404 AH8005 Turning Insert for turning by Tungaloy CNMG120404 AH8005 is an ISO-standard indexable turning insert optimised for stable machining of heat-resistant alloys and hard materials in external and internal turning operations ISO CNMG 120404 geometry PVD-coated carbide AH8005 0.4 mm corner radius Double-sided insert with hole Increased tool life through wear-resistant coating The combination of PVD-coated carbide and the AH8005 grade delivers a high resistance to flank wear and thermal degradation during demanding cuts. This results in longer intervals between index changes and fewer unplanned stops, which improves overall productivity. The coating technology stabilises the cutting edge under elevated temperatures typical of machining heat-resistant alloys, so the insert maintains geometry and contributes to consistent component tolerances. Predictable surface finish and cutting stability The ISO CNMG geometry with an 80° lead angle and a 0° relief angle provides a predictable cutting direction and a robust cutting edge, while the 0.4 mm corner radius supports fine finishing without sacrificing edge strength. As a double-sided indexable insert with a cylindrical hole, the part offers secure clamping and a defined datum for repeatable seating in the toolholder. These features reduce process variance and help achieve repeatable surface quality on serial production runs. Fast integration into standard turning systems Compatibility to a holder is determined by form, relief angle, tolerance class, attachment, size and thickness; this CNMG 120404 insert fits standard CNMG holders and requires no special adaptations. The insert’s 4.76 mm thickness and 12 mm size align with common toolholder specifications, enabling quick changeovers and straightforward inventory management. Selecting the appropriate chipbreaker and grade for the workpiece and machining stability ensures productive cutting and cost-effective operation. Practical benefit: reliable machining of hard-to-machine materials Designed for stable cutting conditions, the grade and geometry make the insert particularly suitable where consistent tool life and process security are needed. The stable cutting edge minimises rework and supports predictable cycle times, which is advantageous for batch manufacturing and precision components. The combination of technical robustness and easy handling reduces set-up time and supports continuous production. Contact Metav Werkzeuge for tailored application advice and to secure genuine Tungaloy CNMG 120404 AH8005 turning inserts; email info@metav-werkzeuge.com or call +49 2822 7131930 for fast, technical guidance and delivery arrangements. Technical data Article number: 6741637 Manufacturer SKU: TUN6741637 SKU: 6741637-Tungaloy Type: ISO-Drehwendeschneidplatten Application: Drehen Material: Carbide (cemented carbide) Facts Size: 12 mm Thickness: 4.76 mm Corner radius: 0.4 mm Lead angle: 80° Relief angle: 0° Hole style: cylindrical hole Double-sided Special features PVD-coated carbide grade AH8005 Suitable for heat-resistant alloys and hard materials ISO CNMG geometry Compatibility defined by form, relief angle, tolerance class, attachment, size and thickness Double-sided chipbreaker Cylindrical hole for secure clamping Manufacturer: Tungaloy FAQ Which materials are suitable for this insert? The CNMG 120404 AH8005 turning insert from Tungaloy is designed for heat-resistant alloys and hard materials, offering wear resistance and thermal stability for such workpiece types. What does the AH8005 grade signify? AH8005 denotes a PVD-coated carbide grade engineered for high wear resistance and stable cutting performance in demanding turning operations. How is the insert mounted in the holder? The insert uses a cylindrical hole and is double-sided; compatibility with a holder depends on form, relief angle, tolerance class, attachment, size and thickness, which ensure secure clamping and repeatable seating. Can this insert be used for both external and internal turning? Yes, the ISO CNMG geometry and 0.4 mm corner radius make the insert suitable for both external and internal turning applications when combined with the correct holder and chipbreaker. What are the article number and SKU for ordering? Article number 6741637; manufacturer SKU TUN6741637; the item is listed as CNMG120404 AH8005 (Tungaloy) for ordering and stock identification. 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.
CNMG 120404 AH8015 Wendeplatten - Tungaloy
Benefit from the combination of ISO-standard compatibility, a PVD-coated AH8015 carbide grade and a compact 0.4 mm corner radius for stable, predictable turning of heat‑resistant alloys. Order the CNMG120404 AH8015 turning insert directly via Metav Werkzeuge or consult the team for application advice. CNMG 120404 AH8015 turning insert — Tungaloy The CNMG 120404 AH8015 is an ISO-standard turning insert developed for external and internal turning of heat‑resistant alloys with a balanced focus on wear resistance and cutting-edge stability ISO-standard rhombic geometry PVD-coated carbide grade AH8015 Double-sided chipbreaker for versatility Compatibility with standard CNMG holders High‑temperature performance with controlled flank wear The insert is specified for turning heat‑resistant alloys where a controlled compromise between edge strength and wear resistance is required. The PVD-coated carbide substrate offers improved surface hardness and reduced adhesion at elevated temperatures, while the AH8015 grade balances wear resistance and cutting-edge stability to extend in‑process life. This combination supports consistent machining results and reduces unplanned tool changes during serial production. Geometry and clamping for repeatable accuracy Rhombic geometry with an 80° approach angle and a 0.4 mm corner radius provides a compromise between toughness and finish. A 0° clearance angle and a plate thickness of 4.76 mm ensure reliable seating and stiffness in standard CNMG holders. The insert's cylindrical hole facilitates secure clamping and repeatable indexing, which supports process stability and consistent part tolerances over multiple tool changes. System compatibility and application guidance As an ISO turning insert, compatibility with a holder depends on form, clearance angle, tolerance class, fastening, nominal size and thickness. The insert suits both external and internal turning; choosing an appropriate chipbreaker and grade for the workpiece material and machining stability is essential. For general turning of heat‑resistant alloys this grade is a first choice, while alternative chipbreakers or grades can be selected for interrupted cuts or softer materials. Operational economy through indexed use and simple tooling The double‑sided chipbreaker design allows the insert to be indexed to a fresh edge, improving usable edge count and lowering tooling costs per component. Combined with the AH8015 wear behaviour, the insert helps to maintain surface quality and reduce cycle interruptions. For process planners the predictable wear pattern translates into easier tool life forecasting and fewer emergency interventions on the shop floor. For application recommendations and availability of the Tungaloy CNMG 120404 AH8015 turning insert, contact Metav Werkzeuge at info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6741632 SKU: 6741632-Tungaloy Manufacturer SKU: TUN6741632 Model series: ISO turning indexable inserts Designation: CNMG120404 AH8015 Tungaloy turning insert Dimensions & core data Corner radius: 0.4 mm Thickness: 4.76 mm Inscribed circle / size: 12 mm Cutting angle: 80° Clearance angle: 0° Design & special features Shape: rhombic Material: carbide Coating / grade: PVD-coated, AH8015 Chipbreaker: double-sided Hole: cylindrical hole (with hole) Typical application: turning Compatibility: ISO-standard insert for standard CNMG holders FAQ What materials is this insert intended for? The CNMG 120404 AH8015 turning insert from Tungaloy is specified as a first choice for the general machining of heat‑resistant alloys and similar high‑temperature materials. How does the AH8015 grade influence performance? The AH8015 grade with a PVD coating combines wear resistance and edge stability to provide consistent tool life and reliable surface quality in demanding turning operations. Which holder characteristics determine compatibility? Compatibility is determined by the holder's form, clearance angle, tolerance class, fastening method, nominal size and plate thickness; the insert is ISO‑standard CNMG geometry for use with matching holders. Is the insert indexable on both sides? Yes, the insert features a double‑sided chipbreaker that permits indexing to a fresh cutting edge, extending the total usable edges before replacement. What effect does the 0.4 mm corner radius have on cutting? A 0.4 mm corner radius helps to balance edge strength and surface finish—providing better edge robustness than a small radius while maintaining acceptable surface quality. 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.
CNMG 120404 AH8015 Wendeplatten - Tungaloy
Take advantage of the combination of high wear resistance, reliable edge stability and easy compatibility with ISO toolholders for consistent turning results. Order the insert directly via Metav Werkzeuge or ask the consultants for selection support. CNMG120404 AH8015 indexable turning insert by Tungaloy — PVD-coated carbide, 0.4 mm nose radius CNMG120404 AH8015 is an ISO-standard, rhombic indexable insert designed for general turning of heat-resistant alloys and similar materials. PVD-coated carbide AH8015 0.4 mm nose radius for fine finishing Double-sided chipbreaker, rhombic form ISO CNMG 120404 — 80° geometry, cylindrical hole Higher output through balanced grade and coating The PVD-coated AH8015 grade combines carbide substrate strength with a wear-resistant surface layer, delivering a balance between wear resistance and cutting-edge stability. For the general machining of heat-resistant alloys, this balance reduces flank wear and maintains edge geometry over longer cycles, which translates to fewer interruptions for insert changes and improved process throughput. The integrated double-sided chipbreaker supports predictable chip formation across common turning operations, lowering the risk of workpiece damage and facilitating uninterrupted production runs. Precise fit and predictable performance with ISO compatibility As an ISO-designated CNMG insert, the geometry and mounting features ensure repeatable seating in compatible holders. Key dimensions include a 0.4 mm nose radius, 4.76 mm thickness and 12 mm insert size, with an 80° cutting angle and a 0° clearance (free) angle; the plate is rhombic and supplied with a cylindrical hole for secure fastening. These measurable parameters enable selection of the correct toolholder and clamping set: compatibility depends on form, clearance angle, tolerance class, fastening method, size and thickness. The double-sided design also means two usable cutting edges per index, improving cost efficiency per edge compared with single-sided formats. Operational advantages and best-practice handling Using a grade optimised for demanding alloys leads to improved surface finish and longer tool life, especially when machining at the recommended cutting data for the material. The insert’s PVD coating enhances resistance to built-up edge and thermal softening, while the CNMG geometry offers a reliable corner strength for both roughing and finishing steps. Changing the indexable plate is straightforward with the correct holder and clamping kit, allowing rapid restoration of cutting performance and short machine downtime. For reliable selection of chipbreaker and cutting parameters according to workpiece material and operation stability, consult the technical advisors to match holder and insert combinations precisely. Contact Metav Werkzeuge for tailored selection and ordering of Tungaloy turning inserts; technical consultation is available by email at info@metav-werkzeuge.com or by phone at +49 2822 7131930 Technical data Article number: 6928958 Manufacturer SKU: TUN6928958 SKU: 6928958-Tungaloy Model series: ISO-Drehwendeschneidplatten Item designation: CNMG120404 AH8015 Tungaloy-Wendeplatte Facts Nose radius: 0.4 mm Thickness: 4.76 mm Insert size: 12 mm Cutting geometry angle: 80° Free clearance angle: 0° Special features PVD-coated carbide (AH8015) Rhombic CNMG form Cylindrical hole for fastening Double-sided chipbreaker ISO-standard indexable insert for turning Suitable for heat-resistant alloys Compatible with appropriate holders and clamping sets FAQ What materials is this insert best suited for? The CNMG120404 AH8015 Tungaloy insert is intended primarily for the general machining of heat-resistant alloys, offering a compromise between wear resistance and edge stability for such materials. How many cutting edges are available per insert? The indexable plate is double-sided, providing two usable cutting edges for each index, which increases cost-effectiveness compared with single-sided alternatives. Which dimensions determine holder compatibility? Holder compatibility is defined by the insert form, clearance angle, tolerance class, fastening method, size (12 mm) and thickness (4.76 mm); the 80° geometry and cylindrical hole are also decisive. Can the grade AH8015 withstand elevated cutting temperatures? Yes, the AH8015 grade, with its PVD coating, is selected as a first choice for machining heat-resistant alloys and is designed to resist thermal softening and reduce built-up edge. Is the CNMG geometry suitable for both roughing and finishing? The CNMG rhombic form with a 0.4 mm nose radius offers sufficient corner strength for roughing operations while still allowing fine finishing, provided appropriate cutting parameters are applied. 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.
CNMG 120404 AH8015 Wendeplatten - Tungaloy
Take advantage of the PVD‑coated AH8015 grade and the ISO CNMG120404 geometry to achieve stable cutting performance when turning heat‑resistant alloys; reliable edge stability and a compact system setup help to keep changeover and downtime to a minimum. Order the CNMG120404 AH8015 Tungaloy insert directly via Metav Werkzeuge or consult the sales team for holder compatibility and recommended chipbreaker selection. CNMG120404 AH8015 ISO turning insert, PVD‑coated (Tungaloy) CNMG120404 AH8015 is an ISO‑standard turning insert suited to external and internal turning of heat‑resistant alloys, designed for robust edge life and predictable wear behaviour PVD‑coated carbide AH8015 for heat‑resistant alloys ISO CNMG120404 geometry, 80° rhombic shape Double‑sided chipbreaker for extended usage Fits standard ISO holders and boring bars Consistent cutting performance for demanding turning The PVD‑coated AH8015 grade combines wear resistance with edge stability, making it a practical choice for the general machining of heat‑resistant alloys. The ISO geometry provides an 80° rhombic profile that balances strength and accessibility: the cutting edge supports substantive depth of cut while the confidence in edge retention reduces unscheduled tool changes. For job shops and production lines requiring repeatable results, this geometry reduces set‑up variance and contributes to a steadier process window. Predictable fitment and selection criteria for tool systems Compatibility is determined by form, clearance angle, tolerance class, fastening, size and thickness; the insert features a rhombic plate form with a 0° clearance angle, a 0.4 mm corner radius and 4.76 mm plate thickness. The presence of a cylindrical hole and a double‑sided chipbreaker enables reversible use and straightforward clamping in standard ISO toolholders. Select the chipbreaker and grade to match the workpiece material, machining strategy and machine rigidity for optimum component finish and tool life. Practical gains: productivity, tool life and system integration The balanced combination of coating and substrate in this carbide grade supports longer tool life and consistent surface quality, which in turn lowers tooling costs per component and reduces machine idle time. The insert integrates into a simple system comprising a matching external holder or boring bar, shim/clamp set and replacement screws, enabling quick replacement and minimal machine downtime. This pragmatic setup is suited to shops that prioritise throughput and repeatable quality in turning operations. For compatibility checks or to secure genuine Tungaloy CNMG120404 AH8015 inserts for reliable turning performance, contact Metav Werkzeuge’s technical sales team at info@metav-werkzeuge.com or by phone on +49 2822 7131930 to discuss holder match‑up and recommended chipbreaker selection. Technical Data Article number: 6946685 Manufacturer SKU: TUN6946685 Model series: ISO‑turning inserts Material: carbide (PVD‑coated, grade AH8015) Intended application: Turning Facts Insert designation: CNMG120404 Plate size: 12 mm Plate thickness: 4.76 mm Corner radius: 0.4 mm Relief angle: 0° Shape/approach angle: 80° Special features Double‑sided chipbreaker Rhombic plate form Cylindrical hole for central clamping Suitable for external and internal turning System components: holder/boring bar, shim/clamp set, spare screws Balanced wear resistance and edge stability for heat‑resistant alloys FAQ What materials is this insert suited for? The CNMG120404 AH8015 Tungaloy insert is recommended for machining heat‑resistant alloys; the AH8015 grade offers a balance of wear resistance and cutting‑edge robustness for general applications. Can the insert be used for internal turning? Yes. The insert’s rhombic ISO CNMG120404 form and 80° approach angle make it suitable for both external and internal turning when used with an appropriate boring bar. How does the PVD coating affect performance? The PVD coating on the AH8015 carbide improves resistance to abrasive wear and helps to maintain edge integrity, extending the service life of the insert during sustained turning operations. What is the plate thickness and how does it influence clamping? The plate thickness is 4.76 mm; this standard thickness ensures secure clamping in compatible ISO holders and supports stable cutting when combined with the correct shim and clamp set. Is the insert reversible and how many cutting edges are available? With a double‑sided chipbreaker and a central cylindrical hole for clamping, the insert provides reversible use, allowing multiple cutting edges per insert depending on the clamping arrangement and indexability. 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.
CNMG 120404 AH8015 Wendeplatten - Tungaloy
Efficient combination of PVD‑coated carbide, an 80° rhombic geometry and a 0.4 mm corner radius provides stable, repeatable machining of heat‑resistant alloys; order the CNMG120404 AH8015 indexable insert directly via Metav Werkzeuge or consult our specialists for process optimisation. CNMG 120404 AH8015 — Indexable Turning Insert for Turning by Tungaloy CNMG120404 AH8015 is an ISO‑standard rhombic insert designed for general turning of heat‑resistant alloys and a wide range of engineering materials. PVD-coated carbide grade AH8015 80° rhombic geometry with 0.4 mm radius Double-sided, cylindrical-hole clamping ISO-standard CNMG120404 for turning High productivity for turning heat‑resistant alloys The CNMG120404 AH8015 grade combines a PVD-coated surface with a wear‑resistant carbide substrate to offer balanced performance between edge stability and abrasion resistance. This makes the insert particularly suitable for the general turning of heat‑resistant and high‑temperature alloys, where cutting edge security and predictable tool life are crucial. The result is a stable cutting process with fewer interruptions and consistent component tolerances — a direct contribution to improved throughput and lower process costs. Geometry and clamping ensure repeatable setup The rhombic 80° geometry and double‑sided design permit two indexing positions per edge, extending usable life while maintaining cutting angles that support efficient chip formation. The insert features a cylindrical hole for proven clamping on ISO‑type holders; compatibility is defined by form, relief angle, tolerance class, fixation method, size and thickness. Choosing the correct holder and tightening torque secures repeatable positioning, which reduces setup time and ensures that the machining parameters translate reliably from trial cuts to production runs. Coating and substrate deliver durable performance The AH8015 designation signifies a PVD‑coated carbide engineered as a first choice for demanding general machining of temperature‑resistant alloys. The coating improves oxidation resistance and lowers flank wear, while the substrate preserves edge integrity under interrupted cuts. Together they provide a balance between wear resistance and fracture toughness, helping to avoid premature edge chipping and to maintain surface finish on the workpiece. This combination supports longer tool cycles and fewer insert changes during multi‑shift production. Practical selection: chipbreaker and application advice The insert’s double‑sided chipbreaker geometry is intended to suit both external and internal turning operations; select the chipbreaker and grade in accordance with workpiece material, machining stability and desired surface finish. For roughing choose a more robust cutting condition and larger depth of cut, while finishing benefits from reduced feed and optimised speed for surface quality. The ISO designation, rhombic shape and corner radius 0.4 mm aid in predictable transition between roughing and finishing steps, simplifying tool inventory management and process planning. For tailored recommendations on using Tungaloy turning inserts or to request detailed technical data, contact Metav Werkzeuge for expert guidance and rapid availability Technical data Article number: 6950929 Manufacturer SKU: TUN6950929 SKU: 6950929-Tungaloy Model series: ISO-Drehwendeschneidplatten Material: Carbide Facts ISO designation: CNMG120404 Insert shape: Rhombic 80° Thickness: 4.76 mm Size: 12 mm Corner radius: 0.4 mm Relief angle: 0° Hole: with cylindrical hole Special features Grade/coating: AH8015 (PVD-coated) Geometry: Double-sided, indexable Application: Turning (external and internal) Chipbreaker: Double-sided Compatibility: ISO standard insert holders Included angle: 80° FAQ What materials is this insert best suited for? The CNMG120404 AH8015 insert is optimised for heat‑resistant alloys and general engineering steels; the PVD coating and carbide substrate provide a balance of wear resistance and edge stability for these materials. How many usable edges does the insert provide? With its double‑sided rhombic design the insert offers multiple indexing positions per side, allowing reuse of edges until the grade life is reached. Which clamping system is required for this insert? Clamping requires an ISO‑compatible holder designed for CNMG inserts and a cylindrical through‑hole; compatibility depends on holder form, tolerance class and fixation method. Can this insert be used for both roughing and finishing? Yes — the 0.4 mm corner radius and chipbreaker geometry permit flexible use across roughing and finishing operations when cutting data are adjusted accordingly. What is the manufacturer article number and SKU? Manufacturer article number is 6950929 and the SKU is 6950929‑Tungaloy for reference in orders and documentation. 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.
CNMG 120404 AH8015 Wendeplatten - Tungaloy
Take advantage of the balanced combination of PVD‑coated carbide wear resistance and stable cutting‑edge performance for reliable turning of heat‑resistant alloys; the ISO compatibility ensures straightforward integration into existing holder systems. Order the insert directly via Metav Werkzeuge or consult the specialists for holder matching and process parameters. CNMG 120404 AH8015 — ISO turning insert, 80° rhombic (Tungaloy) A CNMG 120404 AH8015 indexable turning insert designed for external and internal turning of heat‑resistant alloys and general turning operations, compatible with ISO‑standard holders. PVD‑coated carbide grade AH8015 ISO CNMG120404 rhombic insert Double‑sided chipbreaker for extended life Suitable for heat‑resistant alloys High‑performance grade and coating for sustained machining The AH8015 grade is a PVD‑coated carbide engineered as a first choice for machining heat‑resistant alloys, offering an effective compromise between wear resistance and cutting‑edge stability. The PVD layer increases resistance to abrasive and adhesive wear, which extends tool life under thermal load and reduces changeover frequency. For process planners, this translates to higher uptime and a lower cost per cutting edge while maintaining surface quality. Geometry and clamping precision for repeatable results The rhombic CNMG120404 geometry with an 80° included angle and a clearance angle of 0° provides a robust seat and reliable edge engagement in both external and internal turning. The insert is supplied with a cylindrical hole to ensure positive locating and ease of indexing on compatible clamping systems. Compatibility with a holder depends on form, clearance angle, tolerance class, fastening method, size and thickness, so matching to the correct ISO holder and shim/clamp set is essential for consistent, repeatable machining. Dimensional design that supports surface finish and edge life A thickness of 4.76 mm and a nominal size of 12 mm combined with a corner radius of 0.4 mm produce a compact, rigid insert suitable for a range of feeds and depths of cut. The double‑sided chipbreaker improves chip control across varying stability conditions, contributing to improved surface finish and reduced risk of edge chipping. The insert’s construction balances toughness and hardness so that, in stable setups, cutting performance and tool life are optimised. Practical application guidance and system setup The insert is intended for turning applications; selection of the correct chipbreaker and the AH8015 grade should be based on workpiece material, machining type and machine stability. The ISO‑standard format simplifies integration into established tool systems—typically an ISO‑compatible external holder or boring bar, a suitable shim or clamp, and matching screws. For specific setups, parameter recommendations and holder compatibility checks are available; the item is listed under SKU 6946759‑Tungaloy and manufacturer article number 6946759 for ordering and documentation purposes. For application advice and holder matching, contact Metav Werkzeuge and request the Tungaloy CNMG120404 AH8015 insert for tailored machining recommendations Technical data Article number: 6946759 SKU: 6946759-Tungaloy Manufacturer SKU: TUN6946759 Model series: ISO turning inserts Core data Size: 12 mm Thickness: 4.76 mm Corner radius: 0.4 mm Relief angle: 0° Insert angle: 80° Hole style: cylindrical Special features Grade: AH8015 (PVD‑coated carbide) Geometry: CNMG120404, rhombic Chipbreaker: double‑sided Application: Turning (external and internal) Compatibility: ISO‑standard holders, shims and clamp sets FAQ What distinguishes the AH8015 grade from other grades? The AH8015 grade is a PVD‑coated carbide formulated to balance wear resistance and edge stability, making the CNMG120404 AH8015 insert especially suitable for machining heat‑resistant alloys where thermal and abrasive demands are present. Which workpiece materials are best suited to this insert? The insert is intended primarily for heat‑resistant alloys and general turning applications; the PVD coating helps manage elevated temperatures and abrasive wear common with such materials. How is holder compatibility determined for this insert? Holder compatibility is determined by the insert form, clearance angle, tolerance class, fastening method, size and thickness; matching these parameters ensures the CNMG120404 AH8015 insert seats correctly and remains secure during machining. Can the insert be indexed to use multiple cutting edges? Yes — the rhombic CNMG geometry with a cylindrical hole and a double‑sided chipbreaker allows indexing to expose fresh cutting edges, reducing downtime and tooling costs. 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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