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 120408 T6215 Wendeplatten - Tungaloy
Benefit from durable CVD-coated carbide and a 0.8 mm corner radius that support stable chip control and consistent surface finishes; ISO compatibility allows quick integration into existing toolholders. Order the CNMG120408 T6215 insert from Metav Werkzeuge or consult our specialists for specific application advice. CNMG 120408 T6215 CNMG120408 T6215 – Indexable turning insert for turning, Tungaloy The CNMG120408 T6215 is an ISO-format indexable insert engineered for turning operations on stainless steel under stable to lightly interrupted cutting conditions. CVD-coated carbide for high wear resistance 0.8 mm corner radius for fine surface finishes ISO CNMG form for broad holder compatibility Cylindrical hole for secure clamping Increased process reliability for stainless-steel turning The CVD-coated carbide substrate of this ISO plate delivers enhanced wear resistance and predictable flank wear progression, which supports longer tool life and reduced downtime. Designed for turning applications, the insert’s double-sided chipbreaker aids consistent chip control during continuous cuts, while the 0° relief angle and 80° nominal geometry give stable cutting forces. These technical attributes translate into measurable productivity gains: fewer indexings, fewer interruptions and more consistent part quality in serial machining. Geometry and mounting that speed up tool changes Compatibility to the toolholder is ensured by standardised dimensions and form: the rhombic CNMG shape, 12 mm inscribed circle, and 4.76 mm thickness match common ISO holders. The cylindrical hole with secure seating and supplied clamp systems simplifies clamping and repeatability in high-volume setups. The 0.8 mm corner radius provides a balance between strength and surface finish, enabling reliable edge life while maintaining the ability to achieve tight tolerances. Where slotting or interrupted cuts are expected, the material and chipbreaker selection should be validated against workpiece stability. Practical selection and application guidance for optimised output When machining stainless steel, the T6215 grade offers a hard-wearing coating that reduces built-up edge and supports dimensional stability across batch runs. Selecting the correct chipbreaker and grade for the specific alloy and machining strategy is essential; matching the insert’s form, thickness and hole style to the holder prevents assembly errors and maintains cutting geometry. For process planners, the standardised ISO design enables straightforward inventory management and quick replacement, supporting continuous production and lower indirect costs per part. For tailored recommendations on Tungaloy turning inserts or to confirm the correct grade and geometry for a specific stainless-steel application, contact Metav Werkzeuge for fast, application-oriented advice and reliable supply. Technical data Article number: 6944487 Manufacturer SKU: TUN6944487 SKU: 6944487-Tungaloy Brand: Tungaloy Material: Carbide Model series: ISO indexable inserts Facts Corner radius: 0.8 mm Nominal angle: 80° Relief/freiwinkel: 0° Thickness: 4.76 mm Size (inscribed circle): 12 mm Special features CVD-coated carbide grade T6215 Rhombic CNMG plate form Double-sided chipbreaker Cylindrical hole for secure clamping Designed for turning of stainless steel FAQ Is this insert suitable for stainless-steel turning? Yes. The CNMG120408 T6215 insert is specified for turning stainless steel under stable to lightly interrupted conditions; the CVD-coated grade improves wear resistance and reduces built-up edge. How is compatibility with existing holders determined? Compatibility depends on plate form, freedom angle, tolerance class, fastening method, size and thickness; the ISO CNMG form and 12 mm inscribed circle ensure broad holder compatibility when dimensions match. Can the insert be used on interrupted cuts? The T6215 grade performs well under stable to slightly interrupted cuts; for heavy interruptions a different geometry or tougher substrate may be preferable. What does the cylindrical hole mean for clamping? The cylindrical hole provides consistent axial location and secure clamping seating, aiding repeatable positioning and straightforward replacement in standard clamping systems. Is the insert reversible or single-sided? This is a double-sided insert with indexable cutting edges, allowing rotation to a fresh edge and extending usable tool life. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120408 T6215 Wendeplatten - Tungaloy
Take advantage of the combination of wear‑resistant CVD coating, reliable chip control and ISO compatibility for consistent, productive turning of stainless steels — order the insert directly via Metav Werkzeuge or consult our specialists for application advice. CNMG 120408 T6215 — Tungaloy indexable turning insert, CVD‑coated carbide, 0.8 mm corner radius The CNMG 120408 T6215 is an ISO‑standard rhomboid indexable insert developed for external and internal turning, optimised for stable to mildly interrupted cutting of stainless steel materials. CVD‑coated carbide for wear resistance Optimised for stainless steel turning Double‑sided chipbreaker for consistent chips 0.8 mm corner radius with cylindrical hole Improved process reliability for stainless‑steel turning The ISO‑format insert, specified as ISO CNMG 120408, combines a CVD‑coating and a hardmetal substrate to deliver consistent tool life in demanding conditions. The chosen grade, T6215, is formulated for resistance against the built‑up edge and flank wear that typically occur when machining stainless steels. This leads to fewer tool changes and a more predictable production rhythm, which in turn supports higher machine utilisation and lower unit costs. The rhomboid geometry with a 0.8 mm corner radius provides a balance between strength at the cutting edge and the ability to achieve the required outline on turned components. Durable coating and substrate reduce downtime A CVD‑coated carbide substrate is used to combine abrasion resistance with edge toughness. The coating resists adhesive wear common in stainless‑steel turning, while the substrate maintains edge stability under intermittent cutting. As a result, the insert sustains surface quality over longer tool life and reduces the frequency of regrinds or replacements. The double‑sided design doubles the available cutting edges per insert, which contributes directly to lower tooling cost per component and simplified inventory management on the shop floor. Predictable chip formation and surface finish Equipped with a double‑sided chipbreaker, the insert produces controlled chip formation across a range of feed rates and depths of cut. Controlled chips mean safer handling, reduced risk of workpiece damage and more consistent coolant action at the cut zone. The cylindrical hole and rhomboid form ensure secure clamping in ISO holders; the insert is compatible where form, clearance angle, tolerance class, fastening method, size and thickness match the toolholder, making it straightforward to integrate into existing tool systems. Practical handling and holder compatibility The insert is designed for straightforward mounting in standard ISO turning holders or boring bars; compatibility is determined by plate shape, thickness and fastening. The 0° clearance angle and the presence of a cylindrical hole with secure fixing ensure repeatable seating and orientation, which supports repeatable component accuracy. For workshops aiming to streamline tooling changes, the double‑sided feature and ISO conformity reduce set‑up time and simplify tool planning, especially where multiple machine tools share the same holder types. Contact Metav Werkzeuge for expert advice on selecting the right Tungaloy turning insert for specific stainless‑steel applications and to arrange supply of the CNMG 120408 T6215 with SKU TUN6875317 Technical data Article number: 6875317 Manufacturer SKU: TUN6875317 Brand SKU: 6875317-Tungaloy Model series: ISO‑Drehwendeschneidplatten Material: Hartmetall Grade: T6215 Format designation: CNMG120408 Core dimensions Corner radius: 0.8 mm Plate thickness: 4.76 mm Plate size: 12 mm Included angle: 80° Clearance angle: 0° Hole style: cylindrical hole Special features CVD‑coated carbide Double‑sided chipbreaker Rhomboid plate form With cylindrical hole for secure clamping Intended application: turning Optimised for stainless steel under stable to mildly interrupted cutting FAQ Which materials is this insert suitable for? The CNMG 120408 T6215 insert is optimised for machining stainless steel; the T6215 grade and the CVD coating are selected to handle the adhesion and work‑hardening tendencies of such materials. How many cutting edges are available per insert? This is a double‑sided indexable insert, providing multiple usable cutting edges before replacement is required; the design helps reduce tooling costs over time. Is the insert compatible with standard ISO holders? Compatibility depends on plate form, thickness, fastening and tolerance class; the ISO CNMG 120408 format is compatible with holders designed for CNMG plates when dimensions and fastening match. Can the insert handle mildly interrupted cuts? Yes, the grade T6215 and the robust carbide substrate are intended for stable to mildly interrupted turning of stainless steels, offering a compromise between edge toughness and wear resistance. What benefits does the CVD coating deliver? The CVD coating increases abrasion resistance and reduces flank wear during turning operations, which supports longer tool life and more consistent surface finish on demanding materials. 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 120408 T6215 Wendeplatten - Tungaloy
Benefit from the combination of durable CVD‑coated carbide, ISO compatibility, and precise geometry for reliable turning of rostfreier Stahl; the reversible, double‑sided design reduces tooling costs while ensuring consistent surface quality. Order the insert directly via Metav Werkzeuge or ask our consultants if needed. CNMG 120408 T6215 – CNMG ISO turning insert for turning by Tungaloy, CVD‑coated carbide, 0.8 mm radius CNMG120408 T6215 indexable turning insert for external and internal turning, designed for stable to lightly interrupted conditions and optimised for rostfreier Stahl machining CVD‑coated carbide for high wear resistance ISO‑standard CNMG 120408 compatibility 0.8 mm nose radius for fine turning Double‑sided chipbreaker, with cylindrical hole Predictable wear behaviour for extended production runs The CVD‑coated grade T6215 delivers consistent abrasion resistance under the moderate thermal and mechanical loads typical of rostfreier Stahl turning. The CVD‑coated carbide surface slows flank and crater wear, which extends edge life and reduces unscheduled tool changes. This leads to a higher yield per cutting edge and more predictable maintenance cycles, helping production planners minimise downtime and maintain stable throughput. Geometry tuned for accuracy and surface finish The rhombic CNMG form with an included angle of 80° and a 0.8 mm nose radius gives a balance between robustness and fine surface quality. The ISO‑standard geometry ensures interchangeability with standard holders and repeatable results across different machines. A 0° relief angle combined with the rhombic plate form supports controlled cutting forces and consistent dimensional accuracy on both external and internal turning operations. Economical system integration and secure clamping This reversible insert features a double‑sided chipbreaker and a cylindrical hole for positive clamping, enabling two usable cutting edges per side and straightforward mechanical fixation. The insert thickness of 4.76 mm and standard size 12 mm simplify stocking and replacement. Compatibility with standard external holders and boring bars is determined by form, relief angle, tolerance class, attachment, size and thickness, allowing quick integration into existing tool systems and reducing setup complexity. Application guidance and process reliability Designed specifically for turning, the insert is recommended for rostfreier Stahl under stable to slightly interrupted conditions; choosing the appropriate chipbreaker and machining parameters will determine finish and tool life. Where light interruptions or unstable clamping occur, select a more robust chip control strategy and adjust feeds accordingly. Backed by Tungaloy’s manufacturing standards, the insert supports consistent process results and repeatable part quality, making it suitable for batch and series production where reliability matters. For optimal results with the CNMG120408 T6215 from Tungaloy, contact Metav Werkzeuge for application advice and availability: info@metav-werkzeuge.com | +49 2822 7131930 Technical data Article number: 6944515 SKU: 6944515-Tungaloy Manufacturer article number: TUN6944515 Model series: ISO‑Drehwendeschneidplatten Material: Carbide Facts Radius: 0.8 mm Size: 12 mm Thickness: 4.76 mm Relief angle: 0° Included angle: 80° Hole style: Cylindrical hole Special features CVD‑coated grade T6215 Double‑sided chipbreaker ISO‑standard CNMG 120408 Rhombic plate form With cylindrical hole Suitable for rostfreier Stahl Compatible with standard external holders and boring bars FAQ What materials is this insert suitable for? The CNMG120408 T6215 insert is intended primarily for machining rostfreier Stahl and performs best under stable to lightly interrupted turning conditions. How many usable edges does the insert provide? Thanks to the double‑sided chipbreaker and reversible design, the insert offers multiple usable cutting edges, improving cost efficiency for series production. Is this insert compatible with standard CNMG holders? Yes, the ISO‑standard CNMG 120408 geometry ensures compatibility with holders and boring bars that accept CNMG inserts of the same size and tolerance class. What does the T6215 grade provide compared with general grades? The T6215 grade features a CVD‑coated carbide formulation optimised for wear resistance when machining rostfreier Stahl, offering longer edge life under the specified conditions. What are the key dimensions to verify before ordering? Check the insert size (12 mm), thickness (4.76 mm), nose radius (0.8 mm) and relief angle (0°) to ensure fit with existing toolholders and the required machining geometry. 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 120408 T6215 Wendeplatten - Tungaloy
Benefit from the combination of CVD-coated carbide, precise 80° rhombic geometry and a 0.8 mm corner radius for dependable stainless-steel turning performance; order directly via Metav Werkzeuge or consult our technical advisors for selection and supply. CNMG120408 T6215 indexable turning insert — CVD-coated carbide for stainless steels, 80° rhombic geometry (Tungaloy) CNMG120408 T6215 is an ISO-form indexable turning insert designed for external and internal turning of stainless steels under stable to lightly interrupted cutting conditions ISO interchangeability for standard holders CVD-coated carbide for wear resistance Double-sided chipbreaker for chip control 0.8 mm corner radius for stronger edges Consistent tool life and predictable performance for stainless turning The CVD-coated carbide grade T6215 delivers enhanced wear resistance when machining stainless steels, providing a stable cutting edge under normal and slightly interrupted conditions. The coating reduces flank and crater wear, which in turn helps to maintain dimensional accuracy and surface finish over longer tool life. Thanks to the 80° rhombic geometry and the specified corner radius, the insert offers a balance between cutting-edge strength and surface quality, making it suitable for a wide range of turning operations where process reliability and repeatable results are required. Compatibility and handling that simplify toolroom routines Engineered to the ISO form, the indexable insert fits a broad selection of holders once form, clearance, tolerance class, attachment and size are matched. The cylindrical hole and the standard attachment points support quick indexing and secure clamping, while the 4.76 mm plate thickness and the 12 mm inscribed circle ensure mechanical stability in the toolholder. These features reduce setup time and support consistent seating in the holder stack. The design therefore supports efficient tool management and helps to streamline tool change procedures in production environments. Reliable chip control and economical machining cycles A double-sided chipbreaker provides controlled chip formation for most turning tasks in stainless steels, promoting safe evacuation and minimising recut of chips. The 0° clearance geometry specification complements the insert’s robustness, enabling predictable cutting forces and consistent surface integrity. Because the insert is reversible, the effective tool life per index is improved, offering economical use for batch production and single-part manufacturing alike. The system approach — insert, matching external holder or boring bar, shim/clamp and spare screws — supports straightforward integration into existing machining processes with measurable productivity benefits. The CNMG120408 T6215 insert is a practical choice where process security and tool longevity are priorities. For reliable supply and expert selection of Tungaloy inserts, contact Metav Werkzeuge for tailored advice and order support — info@metav-werkzeuge.com / +49 2822 7131930 Technical Data Article number: 6875277 Manufacturer SKU: TUN6875277 SKU: 6875277-Tungaloy Model series: ISO turning indexable inserts Designation: CNMG120408 T6215 Facts Corner radius: 0.8 mm Thickness: 4.76 mm Inscribed circle/size: 12 mm Included angle: 80° Clearance angle: 0° Special features Cemented carbide substrate CVD coating, grade T6215 Double-sided chipbreaker Rhombic plate form Cylindrical hole Intended application: turning (external and internal) Compatible with ISO-standard holders FAQ Which materials is this insert best suited for? The CNMG120408 T6215 insert is optimised for machining stainless steels, offering wear-resistant performance under stable to lightly interrupted cutting conditions. Can the insert be used for both external and internal turning? Yes, the ISO-form geometry and 80° rhombic shape make the insert suitable for both external and internal turning applications when paired with an appropriate holder. What is the corner radius and how does it affect performance? The insert has a 0.8 mm corner radius, which increases edge strength and helps to achieve a good surface finish without compromising durability. Is this a reversible insert and what does that imply? The insert is double-sided with a chipbreaker on both sides; this reversibility allows for economical use by indexing to a fresh cutting edge when required. Which system components are needed to assemble a working tool? A compatible external holder or boring bar, a suitable shim/clamp set and the correct screws are required to assemble a ready-to-run tool system with this 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 120408 T6215 Wendeplatten - Tungaloy
Combining a CVD-coated T6215 grade with the ISO CNMG120408 geometry delivers durable wear resistance and stable chip control for turning stainless steel; the rhombic form and cylindrical hole ensure straightforward clamping and repeatable positioning. Order directly via Metav Werkzeuge or consult our specialists for application matching. CNMG 120408 T6215 CNMG indexable turning insert — Tungaloy, CVD-coated carbide, 80° CNMG120408 T6215 is an ISO-format indexable turning insert designed for external and internal turning, optimised for rostfreier Stahl under stable to lightly interrupted cutting conditions CVD-coated T6215 for stainless steel machining ISO CNMG120408 rhombic indexable insert 80° cutting angle with 0° relief Double-sided chipbreaker, cylindrical hole Consistent cutting performance for stainless-steel turning The insert combines a CVD-coated surface with a wear-resistant T6215 carbide substrate to extend tool life during continuous operations. This surface treatment reduces adhesive wear and maintains edge stability, which results in fewer tool changes and more predictable cycle times. For shops that value repeatability, the ISO CNMG120408 geometry offers a standardised form factor that simplifies tool inventory and holder selection while supporting stable chip evacuation. Productivity gains through geometry and chip control With an 80° cutting angle and a 0° relief, the rhombic geometry delivers a balance between strength and accessibility for both external and internal features. The integrated double-sided chipbreaker is optimised for common stainless-steel feeds, producing short, manageable chips that protect the workpiece surface and reduce downtime caused by chip entanglement. The combination of edge preparation and chip control yields measurable productivity improvements and lower rework rates. Mounting, compatibility and system considerations The insert features a cylindrical hole for secure fastening and a standardised size of 12 mm, allowing use with a wide range of ISO-compatible holders and boring bars. Compatibility depends on form, relief angle, tolerance class, fastening method, size and thickness; therefore, selecting a matching holder and clamping kit is essential for achieving the advertised stability. Where holder rigidity is high, the robust carbide substrate and coating provide the most benefit, particularly when machining rostfreier Stahl. Application guidance and advantages for production This grade is intended for turning applications where stable or lightly interrupted cuts are expected; it is especially suited to finish and light roughing operations in rostfreier Stahl. The tool’s design emphasises predictable wear behaviour and reliable surface quality rather than aggressive roughing removal rates. For engineers aiming to reduce variability in batch production, the insert’s combination of geometry and coating supports consistent tolerances and repeatable surface finishes. For tailored application advice or to order the CNMG120408 T6215 insert from Tungaloy, contact Metav Werkzeuge—our consultants will assist with holder matching and batch supply options. Technical Data Article number: 6875418 SKU: 6875418-Tungaloy Manufacturer SKU: TUN6875418 Model series: ISO-Drehwendeschneidplatten Designation: CNMG120408 T6215 Tungaloy-Wendeplatte Core specifications Size: 12 mm Thickness: 4.76 mm Corner radius: 0.8 mm Cutting angle: 80° Relief (free) angle: 0° Features and applications Material: Hartmetall Coating / grade: T6215 (CVD-coated carbide) Plate shape: rhombic Hole: with cylindrical hole Chipbreaker: double-sided Typical application: Drehen (turning) System: ISO indexable insert compatible set-up FAQ What materials is this insert suitable for? The CNMG120408 T6215 insert is designed primarily for machining rostfreier Stahl (stainless steel), combining a CVD coating and a wear-resistant carbide substrate to improve life and surface quality during turning operations. How is the insert fixed to the holder? This indexable insert uses a cylindrical central hole and is secured via standard ISO clamping arrangements; compatibility is determined by form, thickness and the holder’s tolerance class. Can this grade be used for interrupted cuts? The T6215 grade performs best under stable to lightly interrupted conditions; it offers good wear resistance and edge stability for such machining scenarios. Which catalogue or article number identifies this product? The item is listed under article number 6875418 and manufacturer SKU TUN6875418 for catalogue and ordering purposes. 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 120408 T6215 Wendeplatten - Tungaloy
The combination of CVD‑coated carbide T6215, ISO conformity and a double‑sided chipbreaker ensures consistent performance when turning rostfreien Stahl; order the inserts via Metav Werkzeuge or consult the team for application advice. CNMG 120408 T6215 CNMG turning insert — Tungaloy (CVD‑coated carbide, 0.8 mm radius) CNMG120408 T6215 is an ISO‑standard rhombic turning insert designed for external and internal turning of rostfreien Stahl under stable to lightly interrupted conditions. CVD‑coated carbide grade T6215 ISO‑standard CNMG120408 form Suitable for rostfreien Stahl turning Double‑sided chipbreaker, cylindrical hole Reliable tool life and stable cutting performance The CVD‑coated carbide grade T6215 offers a balanced combination of wear resistance and edge stability, engineered for turning applications on rostfreien Stahl. The coating reduces flank and crater wear under continuous cutting and moderate interruptions, which extends the interval between indexings. For production environments seeking predictable component quality, the grade T6215 provides a measurable improvement in tool life compared with untreated grades while maintaining a stable cutting edge for repeatable results. Exact geometry for consistent fits and surface quality With the ISO CNMG120408 geometry and rhombic shape, the insert ensures consistent seating and repeatable orientation in compatible holders. The 0.8 mm corner radius supports a good compromise between edge strength and surface finish, while the 0° clearance geometry is suited to conventional turning set‑ups. Specifying ISO‑compliant plates simplifies inventory and reduces setup variance: holders matched by form, tolerance class, size and thickness will produce reliable results and consistent component surfaces. Efficient chip control for reduced rework The double‑sided chipbreaker on this insert promotes controlled chip formation when machining rostfreien Stahl, limiting built‑up edge and improving surface consistency. The central cylindrical hole secures stable clamping and facilitates rapid index changes in modular tool systems. By producing predictable chips and lowering the risk of entanglement, the insert cuts downtime and helps maintain throughput in serial turning operations. Practical system benefits and application guidance As part of an ISO‑based system — insert, suitable external holder or boring bar, support shim and spare screws — the plate integrates easily into existing toolsets. The CVD coating and carbide substrate suit stable to lightly interrupted cutting; selecting the appropriate chipbreaker and grade for the workpiece material and operational stability is recommended. For alternating or heavily interrupted cuts, consider system adjustments or a different geometry to protect tool life and part quality. For technical matching and availability of Tungaloy CNMG120408 T6215 inserts, contact Metav Werkzeuge for tailored advice and stock information via info@metav-werkzeuge.com or +49 2822 7131930 Technical data Article number: 6944545 Manufacturer SKU: TUN6944545 SKU: 6944545-Tungaloy Facts Size: 12 mm Thickness: 4.76 mm Corner radius: 0.8 mm Angle: 80° Clearance (relief) angle: 0° Special features Material: carbide Coating / grade: CVD, T6215 Shape: rhombic (CNMG) Hole: cylindrical, with hole Chipbreaker: double‑sided Application: turning (external and internal) System: ISO‑standard insert for compatible holders FAQ What materials is this insert suitable for? The CNMG120408 T6215 insert is specified for machining rostfreien Stahl under stable to lightly interrupted conditions and is supplied as a CVD‑coated carbide plate for improved wear resistance. How does the chipbreaker affect machining? The double‑sided chipbreaker promotes consistent chip formation and reduces built‑up edge when cutting rostfreien Stahl, which helps to secure surface quality and reduce secondary operations. Is this an ISO‑standard geometry and will it fit existing holders? Yes, the plate uses the ISO CNMG120408 form; compatibility depends on holder form, free‑angle, tolerance class, fastening, size and thickness, so holders conforming to the same ISO parameters will accept the insert. What are the key dimensional specifications to check before ordering? Important dimensions include the 12 mm size, 4.76 mm thickness, 0.8 mm corner radius and the 80° included angle; the plate also features a cylindrical hole for secure clamping. Which applications should avoid this insert? This grade and geometry are optimised for stable to lightly interrupted turning of rostfreien Stahl; heavily interrupted cuts or highly abrasive materials may require a different grade or protective measures. 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 120408 T6215 Wendeplatten - Tungaloy
The combination of a CVD-coated carbide grade T6215 and the ISO CNMG120408 geometry ensures consistent edge life and reliable performance when turning stainless steel; order the insert directly via Metav Werkzeuge or consult our technical advisors for application support. CNMG120408 T6215 ISO turning indexable insert (CVD-coated, 0.8 mm radius) – Tungaloy A CNMG120408 T6215 indexable insert designed for turning applications, especially suited to stable or lightly interrupted cutting of stainless steels. CVD-coated carbide grade T6215 Optimised for stainless steel turning Double-sided chipbreaker, with cylindrical hole ISO CNMG120408 form, 0.8 mm corner radius Improved wear resistance for demanding stainless steel turning The CVD-coated carbide grade T6215 provides a wear‑resistant cutting surface that extends usable cutting life compared with uncoated grades. The chemical vapour deposition layer reduces adhesive wear and thermal softening commonly encountered when machining stainless steel, which leads to fewer index changes and more predictable tool costs. This performance benefit translates into higher process stability and reduced downtime in medium to high-volume turning tasks. Stable geometry for predictable surface finish and tool life The rhombic ISO form with an 80° included angle and a 0° clearance is engineered to deliver stable cutting conditions under steady to slightly interrupted cuts. The 0.8 mm corner radius supports improved edge strength, producing a consistent surface finish while resisting chipping at moderate feed rates. For production environments where repeatability matters, the controlled geometry aids in achieving constant part quality and reduces rework. Practical compatibility and mounting considerations As an ISO‑standard indexable insert, the CNMG120408 fits a wide range of external holders and boring bars when the holder’s shape, tolerance class, fastening method, size and thickness match the insert specification. The cylindrical hole allows secure clamping and simple index changes, while the double-sided chipbreaker ensures effective chip control on both edges, helping to avoid entanglement and facilitating evacuation in automatic turning operations. This setup minimises interruptions and supports continuous machining. Selecting the right grade and chipbreaker for the job Choosing T6215 and the double-sided chipbreaker suits applications where wear resistance and chip control are priorities, particularly for austenitic and ferritic stainless steels under stable cutting conditions. For applications with heavy interruptions or exotic alloys, assessment of cutting forces and holder rigidity is recommended to select an alternative geometry or grade. Technical consultation is available to match cutting parameters and holder specifications to the insert’s strengths. For reliable stainless steel turning with Tungaloy’s CVD‑coated grade T6215, request stock and tailored technical advice from Metav Werkzeuge — email info@metav-werkzeuge.com or call +49 2822 7131930 Technical Data Article number: 6875483 Manufacturer SKU: TUN6875483 Model series: ISO‑Drehwendeschneidplatten Material: Hartmetall Coating/grade: T6215 (CVD‑coated carbide) Facts Angle: 80° Plate size: 12 mm Plate thickness: 4.76 mm Corner radius: 0.8 mm Clearance (relief) angle: 0° Special features ISO CNMG120408 rhombic insert form Double-sided chipbreaker With cylindrical hole for secure clamping Suitable for turning of stainless steel Compatible with ISO external holders and boring bars FAQ What applications is this insert best suited for? The CNMG120408 T6215 insert from Tungaloy is best suited for outside and inside turning where wear resistance and chip control are important, particularly when machining stainless steel under stable to lightly interrupted conditions. How does the T6215 coating improve performance? The CVD‑coated carbide grade T6215 on the CNMG120408 insert provides enhanced resistance to adhesive and thermal wear, improving edge life and maintaining cutting performance in stainless steel turning. Is the insert reversible and how does the hole help? Yes; the insert is double‑sided, offering two usable cutting edges. The cylindrical hole facilitates reliable clamping and straightforward index changes in compatible ISO clamping systems. Which holders are compatible with this ISO insert? Compatibility depends on holder form, clearance angle, tolerance class, fastening method, size and thickness; the CNMG120408 follows ISO standards and fits holders designed for CNMG‑type inserts. 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 120408 T6215 Wendeplatten - Tungaloy
Benefit from a combination of high wear resistance, ISO‑standard geometry and secure mounting that keeps production stable when machining rostfreier Stahl. The CVD‑coated carbide grade T6215 and the rhombic, double‑sided design reduce tool changes and support consistent chip control. Order directly via Metav Werkzeuge or consult our application specialists for process matching. CNMG120408 T6215 — CNMG turning insert (ISO 120408), CVD‑coated carbide by Tungaloy The CNMG120408 T6215 is an ISO‑standard turning insert designed for external and internal turning operations, optimised for machining rostfreier Stahl under stable to lightly interrupted cutting conditions. CVD‑coated carbide for wear resistance Optimised for rostfreier Stahl turning Rhombic insert with 0° clearance Consistent cutting life through a wear‑resistant grade The CVD‑coated carbide grade provides improved wear resistance, which translates into fewer interruptions for insert changes and more predictable tool life. With the CVD layer and a robust substrate, this indexable cutting element offers stable performance during long runs and when cutting schedules require repeatable component quality. Choosing this insert supports a reduction in unplanned downtime and contributes to a steadier production rhythm. Precise geometry for reliable seating and chip control The rhombic plate form and a 0.8 mm corner radius deliver a balanced compromise between edge strength and surface finish. The insert’s 4.76 mm thickness and central cylindrical hole ensure secure clamping in established ISO holders; compatibility depends on form, clearance, tolerance class, fastening and thickness. The double‑sided chipbreaker orientation enables economical double indexing, while the 0° clearance and the 80° effective cutting angle support predictable chip formation and improved dimensional stability. Optimised for rostfreier Stahl with practical system benefits Selected for rostfreier Stahl applications, the T6215 grade emphasises stable edge control and reliable wear behaviour under typical stainless‑steel machining conditions. Integrating this insert into a tooling system—holder, backing pad and suitable screw—simplifies logistics and reduces the number of special‑purpose grades required. The ISO designation makes it straightforward to match replacements and spares, improving procurement and reducing machine downtime. Contact Metav Werkzeuge for tailored recommendations on tooling setups and process parameters or request assistance to confirm fitment and suitability for specific rostfreier Stahl tasks. eMail: info@metav-werkzeuge.com • Tel: +49 2822 7131930 Technical Data Article number: 6944492 Manufacturer SKU: TUN6944492 SKU: 6944492-Tungaloy Material: carbide Coating / Grade: T6215 (CVD) Model series: ISO turning inserts Application: Turning Core Data Corner radius: 0.8 mm Thickness: 4.76 mm Plate size: 12 mm Clearance angle: 0° Effective cutting angle: 80° Special features ISO designation: CNMG120408 Plate form: rhombic Mounting: central cylindrical hole (with hole) Chipbreaker: double‑sided Suitable for rostfreier Stahl under stable to slightly interrupted conditions FAQ What materials is this insert best suited for? This insert is optimised for machining rostfreier Stahl; the T6215 CVD coating and carbide substrate are selected to control wear when turning stainless materials. How is the CNMG120408 T6215 mounted in a holder? The CNMG120408 T6215 uses a central cylindrical hole for secure clamping; compatibility with a holder is governed by form, clearance, tolerance class, fastening method, size and thickness. Can the insert be indexed on both sides? Yes, the rhombic design features a double‑sided chipbreaker, allowing economical double indexing for extended service life per insert. What are the critical dimensions to check for replacement? Key dimensions are the plate size (12 mm), thickness (4.76 mm), corner radius (0.8 mm) and the ISO designation CNMG120408 to ensure correct fit and clamping. Is the cutting geometry suitable for interrupted cuts? The grade and geometry are intended for stable to slightly interrupted conditions; heavier interruptions may require a different grade or more robust edge preparation. 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 120408 T6215 Wendeplatten - Tungaloy
Take advantage of the CVD-coated carbide T6215 and the CNMG120408 geometry for reliable turning of stainless steel; the combination delivers wear resistance and consistent surface quality while keeping tool changes predictable. Order the insert directly via Metav Werkzeuge or consult the technical team for application-specific advice. CNMG120408 T6215 ISO indexable turning insert — Tungaloy CNMG120408 T6215 is an ISO-format indexable insert designed for turning, optimised for stable to lightly interrupted machining of stainless steel and similar materials CNMG120408 geometry, ISO compatible CVD-coated carbide grade T6215 for stainless steel Double-sided chipbreaker, cylindrical hole Consistent cutting performance for stainless steel The CNMG120408 T6215 insert pairs a CVD-coated carbide substrate with a geometry that supports steady cutting in stainless steel. The T6215 grade delivers improved wear resistance, which translates into longer intervals between indexing and lower tooling costs per component. The CVD coating forms a hard outer layer that reduces abrasive wear and helps maintain edge integrity under the thermal and adhesive tendencies common when machining stainless steel, resulting in more consistent part surfaces and fewer unplanned tool changes. ISO compatibility that reduces setup time and variation As an ISO-standard insert, the component fits established holders when matched by form, clearance angle, tolerance class, fixation method, size and thickness. This simplifies tool-room inventories and reduces setup time on new jobs. The rhombic plate shape and standardised dimensions mean that replacement and retrofitting into existing toolholders is straightforward, offering reliable repeatability in multi-shift production where process stability and minimal downtime are priorities. Predictable chip control and extended tool life The insert’s double-sided chipbreaker geometry and cylindrical hole support secure clamping and repeatable chip formation, which is particularly beneficial when cutting stainless steel where chip control is critical. The modest 0.8 mm corner radius balances edge strength and surface finish, while the 80° approach angle and 0° clearance reduce radial cutting forces in many turning setups. Together, these features produce manageable chips, reduce workpiece marking and contribute to an overall extension of tool life—supporting a lower cost per produced part. System advice and practical application notes Indexable-insert systems require the correct combination of insert, holder, shim and screw to achieve the stated performance. The insert is intended for external and internal turning operations under stable to slightly interrupted conditions; choose the chipbreaker and grade to match the workpiece material and machine rigidity. For complex setups or materials with challenging properties, technical consultation is recommended to select suitable cutting parameters and holder geometry so that the full benefits of the T6215 grade and insert form are realised. For application-specific recommendations or to source Tungaloy CNMG120408 T6215 inserts, contact Metav Werkzeuge for expert guidance and fast supply — email info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6877355 Manufacturer SKU: TUN6877355 Manufacturer item number: 6877355 Brand: Tungaloy Model series: ISO-turning indexable inserts Insert designation: CNMG120408 Grade/sort: T6215 Material: carbide Cutting geometry: CNMG (rhombic) Facts Insert size: 12 mm Thickness: 4.76 mm Corner radius: 0.8 mm Approach angle: 80° Clearance angle: 0° Hole: with hole Special features CVD-coated carbide grade T6215 Double-sided chipbreaker Cylindrical hole style Rhombic plate form ISO compatibility for standard holders Intended application: turning of stainless steel and similar materials FAQ What materials is this insert best suited for? The CNMG120408 T6215 insert is optimised for machining stainless steel under stable to lightly interrupted conditions; the CVD-coated carbide formulation improves wear resistance and surface quality for such materials. How does the T6215 grade affect tool life? Tungaloy’s T6215 grade provides enhanced wear resistance compared with uncoated carbide, helping to prolong edge life and reduce the frequency of indexing or replacement in production turning operations. Can this insert be used for internal boring as well as external turning? Yes; the ISO CNMG geometry and rhombic form enable use in both external and internal turning applications when paired with a suitable holder and correct tool projection. What is the significance of the double-sided chipbreaker? The double-sided chipbreaker delivers predictable chip control and allows indexing of the insert to present a fresh cutting edge, improving process stability and reducing tooling cost per part. Which holder characteristics must be matched for correct fit? Compatibility depends on form, clearance angle, tolerance class, fixation, size and thickness; ensure the holder matches the CNMG120408 dimensions and the 4.76 mm thickness for correct seating and clamping. 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 120408 T6215 Wendeplatten - Tungaloy
Benefit from consistent cutting performance and extended tool life thanks to the T6215 CVD coating and stable carbide grade designed for stainless steel turning; improved chip control and a rhombic, double-sided geometry ensure predictable results in both external and internal operations. Order the CNMG120408 T6215 indexable insert directly via Metav Werkzeuge or ask our consultants if needed. CNMG 120408 T6215 ISO turning insert for stainless steel — Tungaloy CNMG120408 T6215 is an ISO-form indexable turning insert engineered for reliable external and internal turning of stainless steels under stable to lightly interrupted conditions CVD-coated carbide grade T6215 For stainless steel turning Double-sided chipbreaker, rhombic insert Cylindrical-hole CNMG 120408, 0° clearance Higher process stability through material and coating The combination of a CVD-coated carbide substrate and the optimised T6215 grade provides a balance of wear resistance and toughness that suits demanding stainless steel machining. The coating reduces flank and crater wear, which translates into longer tool life and fewer insert changes. For production environments where consistent cycle times matter, this indexable cutting solution contributes to steady component quality and reduced downtime by maintaining edge integrity under typical turning loads. Predictable chip control and clamping reliability A double-sided chipbreaker and rhombic geometry ensure controllable swarf formation and evacuation, reducing the risk of built-up edge and surface defects. The insert’s cylindrical hole and defined tolerance class support secure mounting in standard ISO holders, so clamping repeatability is high and insert seating remains accurate across tool changes. The 0° clearance and 80° approach angle combine to give a stable cutting action that is particularly effective for finishing passes and light roughing where surface integrity is critical. Practical benefits for workshop workflows Specifying a standard ISO form such as this CNMG series plate simplifies tool inventory and holder compatibility, enabling faster setup and fewer special parts. The 12 mm size and 4.76 mm thickness provide robust edge support for turning operations, while the 0.8 mm corner radius offers a compromise between edge strength and surface finish. These measurable characteristics make process planning more predictable: feed and speed windows can be set with confidence, contributing to overall machining efficiency and cost-effectiveness. Contact Metav Werkzeuge for tailored application advice on Tungaloy inserts and to confirm the optimal grade and chipbreaker for specific stainless steel alloys — email info@metav-werkzeuge.com or call +49 2822 7131930 Technical Data Article number: 6944533 SKU: 6944533-Tungaloy Manufacturer article number: 6944533 Manufacturer SKU: TUN6944533 Model series: ISO-Drehwendeschneidplatten Label: CNMG120408 T6215 Tungaloy-Wendeplatte Facts ISO designation: CNMG120408 Size: 12 mm Thickness: 4.76 mm Corner radius: 0.8 mm Clearance angle: 0° Lead/approach angle: 80° Special features Material: carbide Coating/grade: CVD-coated, T6215 Insert form: rhombic Hole style: cylindrical hole, with hole Chipbreaker: double-sided Application: turning (external and internal) Typical system: ISO indexable insert with compatible holder, clamp and screw FAQ What materials is this insert suitable for? The CNMG120408 T6215 turning insert from Tungaloy is designed primarily for stainless steel machining and performs well under stable to lightly interrupted cutting conditions. How does the T6215 grade compare in wear resistance? Tungaloy’s T6215 CVD-coated grade offers increased wear resistance and edge life compared with uncoated carbide, making it suitable where abrasion and moderate adhesion are concerns. Is the insert reversible and how many cutting edges are available? The rhombic CNMG geometry is double-sided, providing two usable cutting edges per side; the indexable format allows rotation to a fresh edge when required. What holder compatibility should be considered? Compatibility depends on form, relief angle, tolerance class, clamping method, size and thickness; the ISO CNMG120408 form fits standard ISO external holders designed for CNMG inserts. Which SKU identifies this product for ordering? Order using SKU 6944533-Tungaloy or refer to the manufacturer article number 6944533 for precise 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 120408 T6215 Wendeplatten - Tungaloy
Take advantage of the combination of CVD-coated carbide and stable geometry to improve tool life and process reliability when turning rostfreier Stahl; order directly via Metav Werkzeuge or consult our specialists for application advice. CNMG120408 T6215 — Tungaloy CNMG turning insert, CVD-coated carbide, 0.8 mm radius The CNMG120408 T6215 is an ISO-standard indexable turning insert engineered for stable and lightly interrupted turning applications, especially suited to rostfreier Stahl. CVD-coated carbide grade T6215 Optimised for rostfreier Stahl turning 0.8 mm corner radius for reliable finishes Rhombic CNMG 120408 with cylindrical hole High wear resistance for dependable rostfreier Stahl turning The insert's CVD-coated carbide grade T6215 provides a hard, wear-resistant surface that extends tool life in continuous and lightly interrupted cuts. This specification reduces flank wear and preserves edge integrity, delivering more consistent cycle times and fewer insert changes. For production environments where stability is key, the combination of coating and substrate results in improved productivity and lower overall tooling cost per component. The grade's optimisation for rostfreier Stahl means fewer unplanned downtimes caused by premature wear. Geometry and chip control that stabilise the machining process A rhombic ISO CNMG form with an 80° approach angle and a 0.8 mm corner radius ensures predictable cutting forces and a balance between edge strength and surface finish. The double-sided chipbreaker design supports controlled chip formation under typical turning conditions, while the cylindrical hole provides secure and repeatable clamping. Compatibility with the toolholder depends on form, clearance angle (0°), tolerance class, fastening, size and thickness; matching these parameters guarantees correct seating and repeatable accuracy for serial production. Practical system benefits and application guidance The component forms part of a system consisting of an ISO indexable insert, a matching external holder or boring bar, a shim/clamping set and replacement screws; choosing the right holder and clamping components is essential to exploit the insert's stability and wear resistance. The insert thickness of 4.76 mm and inscribed circle size 12 mm contribute to load distribution at the cutting edge, enabling reliable performance in stable setups. When selecting an insert, pair the T6215 chipbreaker and grade to the workpiece material and machining strategy to achieve the desired surface quality and tool life. Contact Metav Werkzeuge for tailored application advice and supply of Tungaloy CNMG120408 T6215 inserts — eMail: info@metav-werkzeuge.com, Phone: +49 2822 7131930 Technical data Article number: 6903019 Manufacturer SKU: TUN6903019 SKU: 6903019-Tungaloy Facts Corner radius: 0.8 mm Approach/lead angle: 80° Clearance angle: 0° Thickness: 4.76 mm Inscribed circle / size: 12 mm Special features CVD-coated carbide (grade T6215) Designed for rostfreier Stahl turning Double-sided chipbreaker Rhombic CNMG120408 shape Cylindrical hole for secure fastening System: ISO insert with matching holder, shim/clamp set and replacement screws FAQ Which materials is this insert designed for? The CNMG120408 T6215 insert from Tungaloy is optimised for machining rostfreier Stahl and performs well under stable to lightly interrupted turning conditions. What advantages does the T6215 grade provide? Grade T6215 combines a CVD-coated carbide surface with a wear-resistant substrate to extend edge life, reduce wear rates and maintain consistent surface quality throughout production runs. How is the insert fixed in the toolholder? The insert is located via its rhombic geometry and cylindrical hole, and requires a compatible holder, shim/clamping set and replacement screws to ensure secure, repeatable clamping. Is the insert reversible or indexable? This is a double-sided indexable insert (CNMG style), allowing it to be rotated or indexed to present a fresh cutting edge, maximising economy and uptime. What cutting edge geometry influences surface finish? The 0.8 mm corner radius and the CNMG 80° approach geometry balance edge strength and finish quality; selecting the appropriate radius and feed ensures the required surface 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 120408 T6215 Wendeplatten - Tungaloy
Take advantage of a high-performance, CVD-coated carbide grade that delivers stable chip control and consistent tool life when turning stainless steels; the ISO-compatible geometry ensures straightforward integration into existing holder systems. Order directly via Metav Werkzeuge or ask the consultants for application-specific recommendations. CNMG 120408 T6215 — Indexable turning insert for turning, Tungaloy CNMG120408 T6215 is an ISO rhombic indexable insert designed for turning applications, optimised for machining stainless steels under stable to slightly interrupted cutting conditions. CVD-coated carbide T6215 for stainless steels ISO CNMG 120408 rhombic insert, 80° angle Double-sided geometry with cylindrical hole 0.8 mm corner radius for accurate surface finish Consistent performance for stainless-steel turning The CVD-coated carbide grade T6215 is designed to resist adhesive wear and maintain a stable cutting edge when machining stainless steels, which are prone to work hardening. The insert’s coating enhances thermal and chemical resistance, reducing built-up edge and improving process reliability. With a double-sided design, the cutting edge economy is maximised, helping to lower running costs while maintaining a predictable surface finish and dimensional control. Simple integration with ISO tooling and secure clamping The ISO CNMG 120408 geometry (rhombic, 80°) and a cylindrical hole make this insert compatible with standard CNMG holders when form, clearance angle, tolerance class, fastening method, size and thickness are matched. The 4.76 mm thickness and 12 mm plate size provide robust support in the pocket, while the 0.8 mm corner radius balances edge strength and finish quality. This results in reliable clamping behaviour and reduced vibration risks in stable setups. Better process control and predictable tool life Selecting the T6215 grade with its chipbreaker and geometry tailored to stainless-steel turning supports consistent chip formation and easier chip evacuation. The combination of a wear-resistant substrate and a CVD coating generally leads to improved tool-life stability across series production. For operators, this translates into fewer tool changes, shorter set-up interruptions and a more economical machining process overall. Contact Metav Werkzeuge today for tailored advice on using the Tungaloy CNMG 120408 T6215 insert and secure the right configuration for precise turning operations. Technical Data Article number: 6944501 SKU: 6944501-Tungaloy Manufacturer SKU: TUN6944501 Brand: Tungaloy Facts Corner radius: 0.8 mm Included angle: 80° Plate thickness: 4.76 mm Plate size: 12 mm Clearance angle: 0° Special features ISO designation: CNMG120408 Coating / grade: T6215 (CVD-coated) Material: carbide Plate shape: rhombic Hole: with hole Hole style: cylindrical hole Chipbreaker: double-sided Typical application: turning FAQ Is this insert suitable for machining stainless steels? Yes. The CNMG120408 T6215 insert is formulated for turning stainless steels, offering improved wear resistance and stable chip control under predominantly stable to slightly interrupted conditions. Which toolholders are compatible with this insert? Compatibility depends on holder form, clearance angle, tolerance class, fastening method, size and thickness; the insert follows ISO CNMG 120408 dimensions and fits standard CNMG indexable turning holders when these parameters match. Can the insert be indexed to use multiple cutting edges? Yes. The insert is double-sided, allowing indexing of multiple cutting edges; the cylindrical hole supports secure clamping for repeatable positioning. Does the CNMG 120408 T6215 suit interrupted cuts? The T6215 grade performs best in stable to slightly interrupted conditions; for heavy interruptions, choose a grade and chipbreaker optimised for interrupted cutting to preserve edge integrity. How does the 0.8 mm corner radius affect surface finish? A 0.8 mm corner radius provides a compromise between edge strength and surface quality; it helps achieve a good surface finish while maintaining sufficient edge robustness for typical 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 120408 T6215 Wendeplatten - Tungaloy
CNMG120408 T6215 Tungaloy-Wendeplatte zum Drehen CNMG120408 T6215 Tungaloy-Wendeplatte für präzises Außen- und Innendrehen unter stabilen bis leicht unterbrochenen Bedingungen ISO-genormte Form CNMG für breite Einsatzbreite CVD-Beschichtung für Verschleißfestigkeit 0° Freiwinkel sorgt für stabile Schneidkante Doppelseitig nutzbar für reduzierte Werkzeugkosten Zylindrisches Loch für einfache Spanntechnik Hohe Prozesssicherheit und konstante Oberflächengüte Die Tungaloy-Wendeplatte kombiniert CVD-Beschichtung mit einer Sorte, die speziell für rostfreien Stahl entwickelt wurde. Das Ergebnis ist eine gleichbleibende Schnittleistung und eine verbesserte Oberflächengüte bei längerem Einsatz. Anwender profitieren von reduzierten Stillstandszeiten, weil die lange Standzeit die Intervalle für Werkzeugwechsel verlängert und somit die Produktivität erhöht. Material- und Beschichtungsprofil für anspruchsvolle Anwendungen Die Platte besteht aus Hartmetall und trägt eine CVD-Beschichtung; dadurch verbessert sich die Wärmebeständigkeit und die Widerstandskraft gegen adhäsiven Verschleiß beim Drehen von rostfreiem Stahl. Durch diese Kombination ergibt sich ein ökonomischer Vorteil: weniger Ausschuss und stabilere Fertigungsprozesse bei gleichbleibender Maßhaltigkeit. Aufbau, Geometrie und einfache Integration in das System Die rhombische Plattenform CNMG mit 0° Freiwinkel und einem Eckenradius von 0,8 mm ermöglicht vielseitige Anwendungsszenarien beim Außen- und Innendrehen. Die doppelseitig nutzbare Ausführung und das zylindrische Loch vereinfachen die Montage in Standard-Außenhaltern und Bohrstangen und reduzieren die Lagerhaltung durch höhere Austauschbarkeit. Zielgruppe, Einsatzbereich und Empfehlung für die Bearbeitung Entwickelt für Fertigungsbetriebe und Lohnbearbeiter, die rostfreien Stahl wirtschaftlich und zuverlässig zerspanen wollen. Die Platte eignet sich besonders, wenn stabile Schnittbedingungen oder leicht unterbrochene Schnitte vorliegen. Durch die ISO-Normgebung ist die CNMG120408 leicht in bestehende Systemkonzepte integrierbar und bietet eine solide Basis für prozesssichere Bearbeitungen. Empfehlung: Für produktive Bearbeitung von rostfreiem Stahl die CNMG120408 T6215 von Tungaloy einsetzen; Bei technischen Fragen eMail an info@metav-werkzeuge.com oder Telefon +49 2822 7131930 Produktmerkmale Artikelnummer: 6944556 Hersteller: Tungaloy Serie: ISO-Drehwendeschneidplatten Bezeichnung: CNMG120408 Hersteller SKU: TUN6944556 Daten Eckenradius: 0,8 mm Winkel: 80° Plattendicke: 4,76 mm Plattengröße: 12 mm Besonderheiten Material: Hartmetall Schneidstofftyp: CVD-Beschichtung (CVD: chemische Gasphasenabscheidung) Sorte: T6215 Freiwinkel: 0° Plattenform: rhombisch Loch: mit Loch Lochstil: zylindrisches Loch Spanbrecher: doppelseitig Anwendung: Drehen FAQ Für welche Werkstoffe ist die Platte geeignet? Die CNMG120408 T6215 von Tungaloy ist speziell für rostfreien Stahl ausgelegt, bietet aber auch gute Performance bei anderen schwer zerspanbaren Werkstoffen dank der CVD-Beschichtung und der Verschleißfestigkeit der Sorte T6215. Wie wird die Platte montiert und ausgerichtet? Die Montage erfolgt in einem ISO-kompatiblen Außenhalter oder einer Bohrstange; die rhombische Form und das zylindrische Loch der CNMG120408 erleichtern die präzise Lagefixierung und die Wiederholgenauigkeit. Ist die Wendeplatte beidseitig nutzbar? Ja, die Ausführung ist doppelseitig, dadurch lässt sich die Standzeit effektiv verdoppeln und die Werkzeugkosten pro bearbeitetem Bauteil reduzieren. Welche Vorteile bringt die CVD-Beschichtung konkret? Die CVD-Beschichtung der CNMG120408 erhöht die Wärmebeständigkeit und reduziert adhäsiven sowie abrasiven Verschleiß, was zu längerer Standzeit und stabilerer Oberflächengüte führt. Hersteller: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Geschützte Markenzeichen und Warenbezeichnungen liegen im Recht ihrer jeweiligen Eigentümer. Markennamen und geschützte Warenzeichen werden ausschließlich zu Erklärungszwecken genannt. Es besteht keinerlei Verbindung zwischen unserem Unternehmen und den genannten Marken. Es handelt sich bei dem angebotenen Artikel um originale fabrikneue Waren des Herstellers.
CNMG 120408 T9205 Wendeplatten - Tungaloy
Take advantage of the CVD‑coated carbide T9205 for high‑speed, productive turning and the ISO‑standard CNMG geometry for wide holder compatibility; the combination ensures reliable wear resistance and consistent chip control in stable setups. Order the CNMG 120408 T9205 Tungaloy turning insert directly via Metav Werkzeuge or contact our consultants for tailored advice. CNMG 120408 T9205 turning insert for turning — Tungaloy CNMG 120408 T9205 is an ISO‑format turning insert designed for productive external and internal turning of steel under stable conditions CVD‑coated carbide grade T9205 Productive for steel at higher cutting speeds ISO CNMG 120408, rhombic 80° geometry Cylindrical hole; 0° rake; double‑sided chipbreaker High productivity through wear‑resistant grade and coating The insert is manufactured from carbide with a CVD coating and the T9205 grade, delivering pronounced wear resistance and a long tool life in continuous turning operations. This combination is optimised for steel machining at elevated cutting speeds, so material removal rates can be increased without sacrificing edge stability. The result is a tangible improvement in process efficiency and lower tool consumption per component, which benefits batch production and serial machining where consistent performance matters. ISO compatibility and secure clamping for predictable results Built to the ISO CNMG 120408 form, the insert matches a broad range of standard external holders and boring bars; compatibility depends on insert form, relief angle (0°), tolerance class, clamping method, size and thickness. The rhombic geometry and the cylindrical hole ensure reliable locating and clamping, while the standard dimensions (12 mm inscribed circle, 4.76 mm thickness) make it straightforward to select a suitable holder, shim and screw set. Proper system selection prevents chatter and improves repeatability across batches. Geometry and chip control for consistent surface quality The rhombic 80° included angle combined with a 0.8 mm corner radius provides a balance between robustness and surface finish, enabling stable cuts with low vibration when the setup is rigid. The double‑sided chipbreaker is engineered for controlled chip formation in steels under stable cutting conditions, reducing rework and tool downtime. Thanks to the two usable cutting edges per indexable side, the insert supports economical indexing and predictable edge changes, keeping spindle time productive. Intended applications and practical selection advice Designed primarily for turning operations, this ISO insert is suited to external and internal turning of steels where a wear‑resistant grade and controlled chip formation are required. The insert performs best in stable setups at higher cutting speeds; for interrupted cuts or less rigid arrangements, choose a geometry and chipbreaker matched to the specific condition. Select the matching holder, clamping set and replacement screws from the same ISO system to guarantee proper seating and torque transmission. For high‑speed steel turning with the Tungaloy T9205 grade and ISO CNMG 120408 form, contact Metav Werkzeuge for immediate supply and application guidance at info@metav-werkzeuge.com or +49 2822 7131930. Technical data Article number: 6785664 SKU manufacturer: TUN6785664 SKU: 6785664‑Tungaloy Manufacturer article number: 6785664 Manufacturer: Tungaloy Dimensions & measurable data Inscribed circle: 12 mm Thickness: 4.76 mm Corner radius: 0.8 mm Included angle: 80° Relief (rake) angle: 0° Design & special features ISO turning insert CNMG 120408 Grade T9205, CVD‑coated carbide Rhombic plate form Cylindrical hole for secure clamping Double‑sided chipbreaker, indexable both sides Intended application: turning (external and internal) System build: insert, matching external holder or boring bar, shim/clamping kit and replacement screws FAQ What materials is this insert primarily intended for? The CNMG 120408 T9205 insert is optimised for machining steel; the CVD‑coated T9205 grade offers high wear resistance for productive turning at elevated cutting speeds. Which holders are compatible with this ISO insert? Compatibility depends on holder geometry and clamping method; the insert follows the ISO CNMG form and fits standard holders sized for a 12 mm inscribed circle and 4.76 mm thickness. Can the insert be indexed and reused? Yes, the rhombic CNMG format with a double‑sided chipbreaker provides multiple usable cutting edges; indexing restores a fresh edge and extends the effective tool life. How does the 0° relief angle affect machining? The 0° relief angle contributes to a stronger cutting edge suited to stable turning conditions and increased cutting speeds, providing good edge stability when combined with the carbide grade. Is this insert suitable for internal turning operations? The CNMG geometry and cylindrical hole allow use in appropriate boring bars for internal turning; ensure the bar offers sufficient rigidity and correct seating for the 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 120408 T9205 Wendeplatten - Tungaloy
Take advantage of the combination of CVD-coated carbide and the wear-resistant T9205 grade for more productive turning of steel, delivered in the ISO CNMG format for straightforward insertion and indexing; order directly via Metav Werkzeuge or consult our team for application support. CNMG 120408 T9205 – ISO CNMG rhombic turning insert for steel, Tungaloy The CNMG 120408 T9205 is a CVD-coated, indexable turning insert engineered for productive external and internal turning of steel under stable machining conditions. ISO CNMG rhombic geometry, 80° angle CVD-coated carbide grade T9205 for wear resistance Double-sided chipbreaker for stable chip control Cylindrical hole for secure clamping Higher productivity through a wear-resistant grade and coating The combination of a CVD-coated carbide substrate and the T9205 grade provides a clear productivity advantage for the machining of steel: improved wear resistance extends tool life while supporting higher cutting speeds in stable set-ups. The coated surface enhances thermal resistance and reduces flank wear during continuous cuts, which leads to fewer indexings and less unscheduled downtime. In practice, this means longer intervals between tool changes and a steadier cycle time on batch operations, supporting consistent output in a production environment. Reliable compatibility and simple system integration Compatibility with toolholders is governed by geometric and mechanical parameters — form, clearance angle, tolerance class, clamping, size and thickness — and the CNMG format is one of the widely supported ISO standards. The insert integrates into a standard system comprising an ISO insert, a suitable external holder or boring bar, a shim or clamping set, and spare screws, enabling rapid replacement and repeatable seating. Clear, standardised geometry minimises set-up time and allows straightforward replacement without complex requalification of the holder. Practical guidance for turning steel with predictable surface quality For external and internal turning of steel, select the double-sided chipbreaker and T9205 grade to match workpiece material, machining strategy and machine rigidity. The 0° relief angle and 0.8 mm nose radius favour a balance between edge strength and surface finish, while the 4.76 mm plate thickness and rhombic form deliver rigidity during interrupted cuts. The cylindrical hole ensures secure fixation in the clamp and reduces the risk of movement under load. Together these features support consistent component geometry and reliable surface quality in production runs. For original Tungaloy inserts and tailored technical advice contact Metav Werkzeuge by email at info@metav-werkzeuge.com or by phone on +49 2822 7131930 — our consultants provide application support and fast supply. Technical data Article number: 6785651 Manufacturer SKU: TUN6785651 SKU: 6785651-Tungaloy Model series: ISO-Drehwendeschneidplatten Core data Geometry: CNMG (rhombic), ISO 120408 Nose radius: 0.8 mm Plate size: 12 mm Thickness: 4.76 mm Cutting angle: 80° Relief angle: 0° Hole: with hole (cylindrical) Special features Material: cemented carbide Coating: CVD-coated Grade: T9205 (wear-resistant) Chipbreaker: double-sided Applications: external and internal turning of steel System components: matching external holder or boring bar, shim/clamping set, spare screws FAQ What geometry and angle does the insert have? The CNMG insert features a rhombic geometry with an 80° cutting angle and a 0° clearance (relief) angle, providing a robust seating and predictable cutting behaviour. Is this insert suitable for stainless steel? The T9205 grade is specified for productive turning of steel under stable conditions; for austenitic stainless steels or other challenging alloys, a grade optimised for those materials is recommended. Can the insert be used for internal turning operations? Yes, the insert is suitable for both external and internal turning when used with an appropriate boring bar or internal holder compatible with CNMG inserts. How does the double-sided chipbreaker affect machining? The double-sided chipbreaker provides controlled chip formation on both indexable faces, improving chip evacuation and contributing to consistent cutting forces during stable turning operations. What components are required to fit the insert? A compatible ISO CNMG holder or boring bar, a matching shim or clamping set and the correct clamping screws are required for installation and secure fixation. 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 120408 T9205 Wendeplatten - Tungaloy
High productivity and extended tool life result from the combination of a CVD‑coated carbide grade and a robust 0.8 mm corner radius; order the insert directly via Metav Werkzeuge or consult the technical team for application advice. CNMG120408 T9205 — CNMG 120408 turning insert, CVD‑coated carbide, Tungaloy A CNMG120408 T9205 indexable insert engineered for productive external and internal turning of steel under stable machining conditions CNMG 120408 format, ISO‑standard CVD‑coated carbide T9205 for steel machining Double‑sided insert with cylindrical hole 0.8 mm corner radius for robust cutting Reliable performance for productive turning operations The combination of a CVD‑coated surface and a wear‑resistant carbide substrate delivers a stable cutting edge that supports higher cutting speeds during routine turning cycles. This geometry and material mix reduces flank wear and helps maintain dimensional accuracy over longer runs. For production environments seeking consistent cycle times, the grade T9205 offers a balance between resistance to abrasion and cutting‑edge stability, enabling fewer tool changes and improved throughput. Geometry and clamping that safeguard accuracy The rhombic insert form with an 80° included angle and a 0° clearance angle provides a predictable engagement with the workpiece and straightforward clamping in compatible holders. The presence of a cylindrical hole and the ISO CNMG format ensure reliable seating and repeatable location when used with the appropriate seat and fastening system. The 4.76 mm thickness and the 0.8 mm corner radius are designed to resist deflection and support steady cuts, translating into consistent surface finish and dimensional control on turned components. Coating and chip control for tougher steel applications The CVD layer on this grade enhances thermal and abrasive resistance, which supports longer tool life under the elevated temperatures associated with harder steel grades and higher cutting speeds. The double‑sided chipbreaker geometry splits chips efficiently and helps to avoid built‑up edge in stable setups. These features combine to lower downtime for insert changes and improve process reliability on medium‑ to heavy‑duty turning tasks, while still providing a good surface quality on the finished part. Practical compatibility and recommended use This ISO‑standard insert is intended for turning tasks where machine stability and fixture rigidity are adequate to exploit the T9205 grade’s benefits. Compatibility with a specific holder is determined by insert form, clearance angle, tolerance class, fastening method, size and thickness; matching these parameters avoids misfit and potential vibration. For outside and inside turning of steel where repeatable results and predictable tool behaviour are priorities, this insert supports productive machining with straightforward handling and indexing. Contact Metav Werkzeuge for tailored application advice on Tungaloy turning inserts or to order the CNMG120408 T9205 insert via Metav Werkzeuge; technical questions can be directed to info@metav-werkzeuge.com or +49 2822 7131930 Technical data Article number: 6785686 SKU: 6785686-Tungaloy Manufacturer article number: TUN6785686 Model series: ISO turning indexable inserts Material: carbide Facts Corner radius: 0.8 mm Inscribed circle / size: 12 mm Thickness: 4.76 mm Included angle: 80° Clearance angle: 0° Special features CVD‑coated grade T9205 Double‑sided chipbreaker Rhombic CNMG insert shape Cylindrical hole for positive clamping ISO‑standardised turning insert Designed for productive turning of steel under stable conditions FAQ What materials is this insert best suited for? This insert is optimised for turning steel, using the T9205 CVD‑coated carbide to provide wear resistance and process stability in steel machining. Can the insert be indexed to use both sides? Yes, the insert is double‑sided, allowing indexing to the second cutting edge and extending usable life before replacement. What clamping features are required for correct fitment? Correct seating requires a compatible CNMG seat with matching form, tolerance class, fastening and thickness to ensure reliable clamping of the CNMG120408 T9205 indexable insert. Does the coating support high cutting speeds? The CVD‑coating on the T9205 grade improves thermal resistance and is intended to support higher cutting speeds compared with uncoated grades in stable machining conditions. Is this insert suitable for internal and external turning? Yes; the geometry and hole style make the insert suitable for both external and internal turning applications when used with the appropriate 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 120408 T9205 Wendeplatten - Tungaloy
Combine the wear-resistant CVD-coated grade T9205 with a balanced 0.8 mm nose radius to achieve productive, consistent steel turning under stable conditions; choose a matching chipbreaker and holder for optimal performance. Order the insert directly via Metav Werkzeuge or consult our specialists for holder compatibility and cutting recommendations. CNMG 120408 T9205 ISO turning insert — rhombic CNMG for Turning, Tungaloy A CNMG 120408 T9205 rhombic ISO insert engineered for productive steel turning, offering a CVD-coated cemented carbide grade and a double-sided chipbreaker for stable material removal. CVD-coated carbide grade T9205 for steel Double-sided chipbreaker for chip control Rhombic CNMG geometry, 80° included angle 0.8 mm nose radius for consistent finishing High productivity with a wear-resistant CVD coating The CVD-coated T9205 grade is a cemented carbide designed for productive turning of steel at higher cutting speeds under stable machining conditions. The coating improves abrasion resistance and helps maintain a sharp cutting edge for longer tool life, which reduces changeover frequency and increases effective uptime. By selecting this grade and combining it with an appropriate chipbreaker, machining cycles become more predictable and cost-efficient while preserving surface quality. Stable cutting and reliable surface finish from CNMG geometry The rhombic CNMG form with an 80° included angle and a 0.8 mm nose radius provides a compromise between robustness and surface finish. The double-sided chipbreaker aids in controlled chip formation and assists heat dispersion at the cutting edge, which supports repeatable tolerances and consistent part appearance. The specified 0° rake angle contributes to stable cutting forces in heavier cuts; choosing this geometry reduces vibration when matched to a rigid setup, thereby improving dimensional consistency. ISO standardisation and toolholder compatibility for easy integration As an ISO CNMG120408 insert, compatibility with holders depends on form, clearance angle, tolerance class, fastening method, size and thickness; this insert is supplied with a cylindrical hole intended for secure clamping systems. The complete system comprises the insert, a suitable external holder or boring bar, a shim/clamping set and replacement screws. For machinists less familiar with terminology: the nose radius affects surface finish and edge strength, the rake angle influences cutting forces, and the chipbreaker shapes chips for safe evacuation. Selecting the correct combination improves process reliability and reduces rework. For productive steel turning with the Tungaloy CVD-coated grade T9205, contact Metav Werkzeuge for tailored holder compatibility checks and application advice — email info@metav-werkzeuge.com or call +49 2822 7131930 to discuss requirements and place orders Technical data Article number: 6785652 Manufacturer SKU: TUN6785652 SKU: 6785652-Tungaloy Model series: ISO-Drehwendeschneidplatten Core specifications Insert designation: CNMG120408 ISO code: 120408 Size: 12 Thickness: 4.76 mm Nose radius: 0.8 mm Included angle: 80° Rake angle: 0° Design & special features Shape: rhombic Hole: with cylindrical hole Chipbreaker: double-sided Material: cemented carbide Coating/grade: T9205 (CVD-coated) Application: Turning FAQ What materials is this insert suited for? The Tungaloy CNMG120408 T9205 insert is formulated primarily for machining steel; the T9205 CVD-coated cemented carbide provides abrasion resistance suited to stable, productive steel turning. How does the double-sided chipbreaker benefit machining? A double-sided chipbreaker on this CNMG insert promotes consistent chip formation and evacuation, improving surface finish and extending effective cutting edge life under steady cutting conditions. Which toolholders are compatible with this ISO insert? Compatibility is determined by form, clearance angle, tolerance class, fastening method, size and thickness; the CNMG120408 designation ensures fit with holders designed for CNMG inserts meeting ISO 120408 specifications. What effect does the 0.8 mm nose radius have on the part finish? A 0.8 mm nose radius balances edge strength and finish quality, offering improved robustness for finishing passes while still producing a fine surface texture when combined with appropriate feeds and speeds. 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 120408 T9205 Wendeplatten - Tungaloy
Take advantage of the combination of a CVD‑coated T9205 carbide grade, a 0.8 mm nose radius and ISO CNMG geometry for productive, high‑speed turning of steel; order directly via Metav Werkzeuge or consult the team for application advice. CNMG 120408 T9205 indexable insert for turning – Tungaloy CNMG120408 T9205 is an ISO‑standard rhombic indexable insert optimised for productive external and internal turning of steel. CNMG120408 ISO geometry, 80° cutting angle CVD‑coated T9205 grade for steel machining Double‑sided insert with cylindrical hole 0.8 mm nose radius for stable finishing Increased throughput under stable cutting conditions The T9205 grade is a CVD‑coated carbide developed for productive turning of steel, permitting higher cutting speeds while maintaining wear resistance. In practice this means longer tool life per edge and fewer interruptions for insert changes, which directly improves cycle times on high‑volume parts. The combination of the ISO CNMG geometry and a controlled chipbreaker design supports consistent chip formation, reducing risk of built‑up edge and enabling steady metal removal rates that pay off across production runs. Faster tool changes and economical edge usage Designed as a double‑sided rhombic insert with a cylindrical hole, this plate fits standard ISO clamping systems and allows quick indexing to the next usable edge. The 80° included angle and 0° relief ensure predictable seating in compatible holders; compatibility is governed by form, clearance, tolerance class, clamping method, size and thickness. The 4.76 mm thickness and durable substrate provide stiffness for stable cutting, while the reversible design reduces cost per cutting edge and simplifies inventory management for the workshop. Consistent surface quality with defined edge geometry A 0.8 mm nose radius balances strength and finish: it supports light finishing cuts with good surface integrity while permitting modest feed rates for semi‑finishing. When paired with the correct chipbreaker and cutting parameters for turning, the insert delivers repeatable dimensional accuracy and a pleasing finish, lowering rework and instilling confidence in process stability. Beyond pure performance, the predictable behaviour of the grade and geometry helps operators feel secure in set‑up decisions and feeds directly into reliable delivery schedules. Ask Metav Werkzeuge for application advice on Tungaloy T9205 inserts and availability; contact info@metav-werkzeuge.com or call +49 2822 7131930 for tailored recommendations and fast service Technical data Article number: 6785765 Manufacturer SKU: TUN6785765 SKU: 6785765-Tungaloy Designation: CNMG120408 Manufacturer: Tungaloy Facts Size: 12 mm Thickness: 4.76 mm Nose radius: 0.8 mm Included angle: 80° Relief angle: 0° Double‑sided Special features Grade: T9205 (CVD‑coated carbide) Shape: rhombic Hole: cylindrical hole Chipbreaker: double‑sided Series: ISO turning indexable inserts Application: turning Compatibility determined by form, relief, tolerance, clamping, size and thickness FAQ Which materials is the T9205 grade best suited to? The T9205 grade is intended for productive machining of steel under stable cutting conditions and at higher cutting speeds, offering improved wear resistance compared with uncoated grades. What does the designation CNMG120408 mean? The designation CNMG120408 identifies the ISO geometry (rhombic CNMG), the size series (12), thickness and the nose radius (0.8), describing the insert form and nominal dimensions for correct holder matching. How many usable edges are available with this insert? The double‑sided design provides multiple indexable edges; the reversible format increases usable cutting edges and reduces cost per edge for batch production. How is compatibility with toolholders ensured? Compatibility depends on matching the insert’s form, relief angle (0°), tolerance class, clamping method, size (12 mm) and thickness (4.76 mm) to the holder specification; the cylindrical hole accommodates standard clamping screws. 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 120408 T9205 Wendeplatten - Tungaloy
High wear resistance from a CVD-coated carbide T9205 and reliable chip control make the CNMG120408 T9205 an excellent choice for productive steel turning; its ISO form and robust geometry contribute to longer tool life and consistent surface finish. Order this insert directly via Metav Werkzeuge or consult their specialists for application advice. CNMG 120408 T9205 ISO turning insert by Tungaloy — CVD-coated carbide, double-sided chipbreaker The CNMG120408 T9205 is an ISO-form turning insert designed for productive external and internal turning of steel, offering a wear-resistant CVD-coated carbide grade for higher cutting speeds. CVD-coated carbide for high wear resistance Optimised for steel at higher cutting speeds Double-sided chipbreaker for reliable chips ISO CNMG 120408 form with 0.8 mm radius Durable grade for sustained productivity The CVD-coated T9205 grade combines a hard wear layer with a tough substrate to deliver consistent tool life under stable turning conditions. This coating reduces abrasive wear and preserves the cutting edge at higher cutting speeds, which translates into fewer tool changes and more uptime on the shop floor. For component manufacture where repeatable results and cost-efficient machining are priorities, the wear behaviour of this grade supports predictable process windows and reduced scrap rates. Geometry and mounting that ensure process stability The rhombic ISO geometry with an 80° approach angle and a 0.8 mm corner radius provides a balanced compromise between strength and surface finish. The insert features a cylindrical hole for secure clamping and a thickness of 4.76 mm that suits a wide range of standard CNMG holders. The double-sided chipbreaker allows reversible use of both cutting edges, optimising the number of effective edges per insert. Compatibility with a holder depends on form, clearance angle, tolerance class, fastening method, size and thickness; matching these parameters ensures safe fixation and stable cutting conditions. Practical application guidance for reliable turning Intended primarily for the productive turning of steel, this insert performs best when paired with a stable setup and the correct chipbreaker suited to the workpiece and machining strategy. The ISO-series system comprises the insert, a suitable external holder or boring bar, a shim/clamp set and replacement screws; ensuring all system parts are specified correctly reduces vibration and improves surface quality. With its wear-resistant carbide and engineered chip control, the insert contributes to repeatable surfaces and predictable tool change intervals, supporting process planning and lean production practices. For precise, productive turning with Tungaloy’s CVD-coated T9205 grade, contact Metav Werkzeuge for tailored application advice and supply via info@metav-werkzeuge.com or +49 2822 7131930 Technical data Article number: 6785666-Tungaloy Manufacturer item number: 6785666 Manufacturer SKU: TUN6785666 Core dimensions Designation: CNMG120408 Grade: T9205 Material: carbide Size: 12 mm Thickness: 4.76 mm Corner radius: 0.8 mm Clearance angle: 0° Special features Form: rhombic Hole: with cylindrical hole Chipbreaker: double-sided Application: turning Model series: ISO turning inserts Compatible system: insert, holder or boring bar, shim/clamp set and replacement screws FAQ What materials is this insert suitable for? The CNMG120408 T9205 insert is optimised for turning steel, benefiting from the T9205 grade’s wear resistance and performance at higher cutting speeds. How does the double-sided chipbreaker affect usage? A double-sided chipbreaker allows reversible use of both cutting edges on the insert, effectively extending the number of usable edges and improving cost-efficiency during machining. Which holder attributes must be checked for compatibility? Compatibility is determined by insert form, clearance angle, tolerance class, fastening method, size and thickness; ensuring these match the holder avoids clamping issues and instability. What are the key dimensional data for planning? Use the designation CNMG120408, 12 mm size, 4.76 mm thickness and 0.8 mm corner radius when specifying holders and machining parameters for accurate integration. 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 120408 T9205 Wendeplatten - Tungaloy
Take advantage of the combination of high productivity, a wear-resistant CVD coating and robust edge geometry for steady production results; order the insert directly via Metav Werkzeuge or consult the team for a tailored setup. CNMG120408 T9205 CNMG indexable turning insert for Turning — Tungaloy CNMG120408 T9205 is an ISO-format indexable insert designed for productive turning of steel in stable setups; compatible with ISO holders that match form, clearance and tolerances CNMG geometry ISO 120408 insert CVD-coated T9205 grade for high speeds Corner radius 0.8 mm for robust edges Double-sided chipbreaker, cylindrical hole Higher productivity through optimised grade and coating The insert combines a T9205 CVD-coated surface with a cemented carbide substrate to enable increased cutting speeds in steel turning. The CVD-coated layer gives improved wear resistance under stable cutting conditions, which reduces tool change frequency and contributes to a lower cost per part. In practice, the optimised coating and grade mean a more consistent tool life when machining requiring repetitive, productive cuts, translating into measurable cycle-time savings on series work. Reliable system compatibility and precise geometry Manufactured to ISO dimensions, the rhomboid geometry and the 80° lead angle ensure predictable engagement in standard external and internal turning holders. Compatibility is determined by form, free angle, tolerance class, clamping and thickness — the insert’s 0° clearance and the ISO designation simplify matching to existing toolholders. Selecting the appropriate chipbreaker and grade according to workpiece stability and cutting mode delivers stable cutting forces and improved surface finish in finishing and semi-finishing operations. Robust edge design for longer service life With a 0.8 mm corner radius, a plate thickness of 4.76 mm and a double-sided chipbreaker, the insert provides a stable cutting edge that tolerates moderate interruptions and cross-section variations. The double-sided format doubles the available cutting edges per insert, offering economical edge utilisation and fast indexation. The cylindrical hole design supports secure clamping and repeatable positioning, which together help maintain dimensional accuracy and reduce setup variability across batches. Application guidance and practical benefits Intended primarily for turning steel under stable conditions, this insert performs best when paired with a corresponding external holder, clamp plate and the correct fastening screw. The system approach — insert, holder and clamping kit — ensures process reliability; choosing the right combination of chipbreaker and grade is crucial for optimised chip control and surface integrity. The overall result is a dependable, productive solution suited to medium- and high-volume metal-cutting environments. For a process-ready recommendation and to ensure full compatibility with existing toolholders, contact Metav Werkzeuge — Metav Werkzeuge can advise on holder selection, clamping kits and optimal cutting data for Tungaloy inserts via info@metav-werkzeuge.com or +49 2822 7131930 Technical data Article number: 6785690-Tungaloy Manufacturer SKU: TUN6785690 Manufacturer article number: 6785690 Designation: CNMG120408 Name: CNMG120408 T9205 Tungaloy insert Core data Corner radius: 0.8 mm Insert size: 12 mm Thickness: 4.76 mm Clearance angle: 0° Lead angle: 80° Hole: with cylindrical hole Features Grade: T9205, CVD-coated cemented carbide Shape: rhomboid CNMG Chipbreaker: double-sided Application: turning Series: ISO turning indexable inserts FAQ What materials is this insert suitable for? The insert is specified for productive turning of steel; the T9205 CVD-coated grade is optimised for wear resistance in steel machining. How does the double-sided chipbreaker affect tool life? Double-sided chipbreakers provide multiple indexable edges, which extends the usable life per insert and reduces tooling costs while maintaining stable chip control. Which holders are compatible with this ISO insert? Compatibility depends on holder form, clearance angle, tolerance class, clamping and thickness; the ISO designation and CNMG120408 geometry simplify matching to standard external and internal turning holders. What are the key geometry values to check when selecting a holder? Important values include the 80° lead angle, 0° clearance, plate thickness (4.76 mm) and the rhomboid CNMG form to ensure correct seating and cutting orientation. Is the insert suitable for interrupted cuts or roughing? The 0.8 mm corner radius and robust substrate give good edge strength for stable conditions; for heavily interrupted cuts, consider a grade and geometry specifically designed for tougher impact loads. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120408 T9205 Wendeplatten - Tungaloy
Benefit from the combination of CVD-coated T9205 carbide for productive steel turning, a precise 0.8 mm corner radius and ISO CNMG 120408 rhombic geometry for stable cuts and consistent surface quality. Order the CNMG120408 T9205 turning insert directly via Metav Werkzeuge or ask our consultants if needed. CNMG 120408 T9205 indexable turning insert for turning — Tungaloy The CNMG120408 T9205 is a rhombic ISO indexable insert engineered for productive external and internal turning of steel under stable machining conditions. CVD-coated carbide T9205 for steel machining ISO CNMG 120408 rhombic insert, 80° geometry 0.8 mm corner radius for precise turning Double-sided chipbreaker, cylindrical hole Increase throughput with a wear-resistant CVD coating The CVD-coated T9205 grade combines a wear-resistant carbide substrate with a protective CVD coating to enable higher cutting speeds and reduced flank wear when machining steel. This results in longer intervals between index changes and fewer tool-related stops in serial production, directly supporting improved productivity and process stability. The coated surface also helps maintain dimensional accuracy over extended runs, which benefits repeatability in batch production and reduces scrap rates. Reliable compatibility and straightforward clamping for consistent results Designed to the ISO CNMG 120408 form, the insert’s rhombic shape and the 80° included angle provide a balance between strength and versatility for a wide range of turning tasks. The insert specification (form, relief angle, tolerance class, fixing, size and thickness) determines compatibility with holders; the CNMG geometry with a cylindrical hole and 4.76 mm thickness ensures secure clamping in standard external holders or boring bars. This predictable fit simplifies tool setup, shortens changeover times and supports consistent machining performance across different machines. Chip control and edge integrity for stable surface quality A double-sided chipbreaker layout provides effective chip control across a variety of cutting conditions, promoting continuous material evacuation and protecting the cutting edge. The 0.8 mm corner radius delivers a precise balance between edge strength and finish: small enough for fine detail yet robust enough to withstand increased feed rates under stable conditions. As a result, the insert is particularly suited to productive turning operations on steel where a combination of surface finish and cycle efficiency is required. Practical design for workshop reliability Made from carbide and optimised for turning, the insert integrates into a system consisting of ISO turning inserts, the appropriate external holder or boring bar, backing/clamping set and replacement screws. Choosing the correct chipbreaker and grade for the workpiece and machining stability is essential: the T9205 grade is intended for productive steel machining where consistent tool life and reliable chip formation are priorities. Clear specification of the insert’s geometric and coating properties aids process planning and repeatable results in production environments. Contact Metav Werkzeuge for tailored application advice and secure supply of the Tungaloy CNMG 120408 T9205 indexable turning insert — email info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6785695 SKU: 6785695-Tungaloy Manufacturer SKU: TUN6785695 Designation: CNMG120408 T9205 Tungaloy turning insert Core technical data Size: 12 mm Thickness: 4.76 mm Corner radius: 0.8 mm Included angle: 80° Relief angle: 0° Hole: with cylindrical hole Model series: ISO turning indexable inserts Design & features Material: carbide Coating: CVD (T9205) Shape: rhombic Chipbreaker: double-sided Application: turning — external and internal Compatibility: ISO holders (form, relief, tolerance, fixing, size, thickness) System components: insert, holder/boring bar, backing/clamping set, replacement screws FAQ What materials is this insert intended for? The Tungaloy CNMG120408 T9205 insert is optimised for machining steel; the CVD T9205 coating supports productive turning under stable cutting conditions. How does the 0.8 mm corner radius affect performance? A 0.8 mm corner radius increases edge strength for stable feeds while still enabling a good surface finish, making it suitable for many external and internal turning tasks. Is the insert compatible with standard ISO CNMG holders? Yes. The CNMG120408 form and specified thickness and hole ensure compatibility with standard ISO CNMG holders, provided the holder matches the insert’s form, relief angle, tolerance and fixing method. What is the advantage of the double-sided chipbreaker? The double-sided chipbreaker improves chip control and promotes continuous evacuation, reducing the risk of recutting and supporting consistent surface quality over longer cuts. Which mounting components are required for use? Use the insert together with a matching external holder or boring bar, a suitable backing/clamping set and the correct replacement screws for secure mounting. 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 120408 T9205 Wendeplatten - Tungaloy
Benefit from the combination of productive CVD-coated T9205 grade, a 0.8 mm corner radius for improved surface finish and ISO compatibility for straightforward tool integration — ideal for stable, high-speed turning operations. Order the insert directly via Metav Werkzeuge or consult the Metav team for application advice. CNMG120408 T9205 CNMG Turning insert by Tungaloy A CNMG120408 T9205 indexable turning insert designed for productive steel turning with a CVD-coated carbide substrate and a cylindrical hole for secure clamping. CVD-coated carbide T9205 grade 0° clearance for robust engagement 0.8 mm corner radius for finishing Double-sided chipbreaker, cylindrical hole Increased productivity with a wear-resistant grade The T9205 grade combines a CVD-coated carbide substrate with a formulation tuned for productive turning of steel under stable conditions and at elevated cutting speeds. The coating provides improved wear resistance compared with uncoated substrates, which translates into longer tool life and fewer index changes during batch production. For process planners this means more predictable cycle times and reduced non-productive time, since the grade is intended for continuous, repeatable machining rather than intermittent or highly interrupted cuts. Geometry engineered for consistent surface quality The insert's 0.8 mm corner radius and 80° included angle contribute to a balanced compromise between strength and finish. A medium corner radius like 0.8 mm reduces the risk of chipping at the corner while still permitting a fine surface texture in finishing passes. The rhombic plate form and 0° clearance create a neutral cutting condition that supports dimensional control on external and internal turning operations. These geometric choices help maintain tool stability and improve the reproducibility of parts across long production runs. Secure clamping and system compatibility Compatibility with a toolholder is governed by the insert’s form, clearance angle, tolerance class, fixing method, size and thickness. The CNMG120408 features a cylindrical hole and is double-sided, enabling two usable edges per index and straightforward clamping with standard screws and shims. Typical system composition includes an ISO turning insert, an appropriate external holder or boring bar, a support shim or clamp set and replacement fastening hardware — all selected to match the insert’s dimensions and tolerance. The 4.76 mm thickness and ISO size designation support robust mounting and repeatable seating in approved holders. Application guidance for reliable performance Selection of the correct chipbreaker and grade is essential: the double-sided chipbreaker on this insert is suitable for a range of turning operations, but the final choice should reflect the workpiece material, depth of cut and machine stability. In marginally stable setups, prioritising a more protective geometry or reduced cutting parameters will extend edge life. The CNMG120408 T9205 insert is particularly appropriate where repeatable performance and good wear resistance are required in steel machining; pairing it with a rigid holder and controlled feeds will leverage the grade’s strengths and deliver consistent part quality. For tailored advice or to procure genuine Tungaloy CNMG120408 T9205 inserts, contact Metav Werkzeuge — email info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6785731 SKU: 6785731-Tungaloy Manufacturer SKU: TUN6785731 Designation: CNMG120408 T9205 Material: CVD-coated carbide Core specifications Corner radius: 0.8 mm Thickness: 4.76 mm Size designation: 12 Included angle: 80° Clearance angle: 0° Hole: cylindrical Features Double-sided chipbreaker Rhombic plate form ISO turning insert series Application: turning Suitable for steel FAQ What materials is this insert suited for? The CNMG120408 T9205 insert is formulated for machining steel; the CVD-coated carbide grade is optimised for productive turning in stable conditions. How is the insert clamped in the holder? Clamping is achieved via the cylindrical hole and a standard screw/shim system; compatibility depends on the holder’s form, tolerance and fastening style. How many usable edges does the insert provide? As a double-sided indexable insert, the CNMG120408 offers two usable cutting edges before regrinding or replacement is needed. What is the effect of the 0.8 mm corner radius? A 0.8 mm radius increases corner strength and helps produce a consistent surface finish while reducing the risk of corner chipping during finishing passes. Is this an ISO-standard insert? Yes, the CNMG120408 follows ISO designation conventions and is intended for use in holders designed for ISO turning inserts. 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 120408 T9205 Wendeplatten - Tungaloy
Take advantage of the combination of CVD-coated carbide and the wear-resistant T9205 grade for productive Stahl turning at higher cutting speeds; the rhombic geometry and 0.8 mm corner radius support stable edge life and consistent surface quality. Order directly via Metav Werkzeuge or request application advice from the consultants. CNMG120408 T9205 — Tungaloy indexable turning insert for Turning CNMG120408 T9205 is an ISO-format indexable insert designed for productive external and internal turning in stable machining conditions. CVD-coated carbide for high wear resistance 80° rhombic geometry for robust engagement Double-sided insert with cylindrical hole Corner radius 0.8 mm for reliable edge strength Consistent productivity for Stahl turning The CVD-coated carbide construction combined with the T9205 grade delivers enhanced wear resistance under elevated cutting speeds, making the insert particularly suited to productive turning of Stahl. The coating optimises thermal and abrasive resistance, which reduces flank wear and extends in-cycle tool life; this translates into fewer indexings and longer uninterrupted production runs. For machining operations that demand steady metal removal rates, the insert’s balance of edge stability and coating performance supports reproducible part quality and predictable tool-change intervals. Clear compatibility and secure clamping for fast tool setup As an ISO-standard turning plate, compatibility with toolholders is governed by form, clearance angle, tolerance class, fastening method, size and thickness. The ISO designation ensures interchangeability with compatible CNMG holders when those parameters match. The plate’s 0° clearance and 4.76 mm thickness provide dimensional stability during clamping, while the 12 mm inscribed size matches common external holders. This clarity in mounting data assists process planners in selecting the correct holder–insert pairing and reduces setup time on the shop floor. Cutting geometry and grade engineered for stable chips and surface finish The rhombic shape with an 80° cutting angle and double-sided chipbreaker offers a dependable compromise between chip control and cutting edge life. The corner radius 0.8 mm is chosen to give sufficient edge strength for medium-to-heavy cuts while still allowing good surface quality in finishing passes. The cylindrical hole provides a stable datum for the clamping screw, contributing to repeatable positioning and consistent results across indexings. Overall, the geometry and the T9205 composition are geared towards productive, predictable turning operations where process security and tool-life economy matter. For reliable, high-speed Stahl turning with the T9205 grade, order via Metav Werkzeuge or request tailored application advice at info@metav-werkzeuge.com / +49 2822 7131930 Technical data Article number: 6785697-Tungaloy Manufacturer SKU: TUN6785697 Manufacturer item number: 6785697 Label: CNMG120408 T9205 Tungaloy indexable insert Model series: ISO indexable turning inserts Material: carbide Application: Turning Facts Corner radius: 0.8 mm Plate thickness: 4.76 mm Inscribed circle / size: 12 mm Cutting angle: 80° Clearance angle: 0° Special features ISO designation: CNMG120408 Grade: T9205 (CVD-coated carbide) Chipbreaker: double-sided Hole style: cylindrical hole Shape: rhombic Double-sided, indexable design Compatibility determined by form, clearance, tolerance, fastening, size and thickness Typical system: ISO insert, compatible external holder or boring bar, shim/clamp set and replacement screws FAQ Is this insert suitable for both external and internal turning? Yes. The CNMG120408 T9205 indexable insert is intended for external and internal turning applications under stable machining conditions where the T9205 grade excels at higher cutting speeds. Which workpiece materials are recommended for this grade? The T9205 grade is specified for productive machining of Stahl and is optimised for wear resistance during steel turning. How is the insert secured in the holder? The plate is located by the cylindrical hole and clamped with the appropriate screw and clamp set; compatibility requires matching the holder by form, clearance angle, tolerance class, fastening method, size and thickness. Can the insert be indexed and reused? Yes. The double-sided, indexable design allows rotation to a fresh cutting edge; the geometry and CVD coating support multiple indexings with consistent performance. What cutting conditions suit the 0.8 mm corner radius? A corner radius of 0.8 mm offers a balance between edge strength and surface finish, making it suitable for medium-depth turning and semi-finishing passes where robustness and acceptable finish are required. 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 120408 T9205 Wendeplatten - Tungaloy
Take advantage of a CVD‑coated carbide grade that combines high wear resistance with reliable edge stability, and a 0.8 mm nose radius for consistent surface finish in production turning. Order the insert directly via Metav Werkzeuge or consult the technical team for matching holders and cutting data. CNMG 120408 T9205 — Turning insert (ISO CNMG) by Tungaloy A CNMG 120408 T9205 ISO rhombic turning insert for productive external and internal turning of steel, optimised for stable setups and higher cutting speeds CVD-coated carbide grade T9205 0.8 mm nose radius for fine finish Double-sided chipbreaker for versatility ISO rhombic 80° geometry with cylindrical hole High productivity with proven carbide chemistry The combination of a CVD‑coated carbide substrate and the T9205 grade delivers a wear‑resistant cutting edge designed for productive turning of steel under stable conditions. The coating improves thermal resistance and reduces flank wear, which supports extended tool life during medium to higher cutting speeds. For production environments seeking predictable performance, the coated grade reduces unscheduled insert changes and maintains surface quality across batches. Processing characteristics such as coating hardness and substrate toughness are selected to balance edge strength and resistance to abrasion, making this insert suited to sustained machining cycles. Precise geometry for consistent surface quality The rhombic 80° outline and the 0.8 mm nose radius produce a reproducible surface finish while maintaining cutting edge stability. The 0° relief angle and the insert’s geometry concentrate cutting forces in a way that favours rigidity; this is beneficial when using robust external holders or boring bars. The presence of a cylindrical hole and the ISO CNMG form ensures compatibility with standard CNMG toolholders; compatibility is determined by form, clearance angle, tolerance class, clamping method, size and thickness. Selecting the correct nose radius and holder support will reduce vibration and deliver repeatable part tolerances. Flexible chip control and application guidance The double‑sided chipbreaker is engineered for general‑purpose steel machining and simplifies inventory management by offering two usable cutting edges per side. For finishing and medium‑depth roughing, combine the T9205 grade with stable workholding and suitable cutting data to exploit the coated carbide’s strengths. When setting feeds and speeds, consider the workpiece grade and part rigidity: higher speeds play to the coating’s thermal resilience, while conservative feeds maintain edge life. For less experienced operators, starting with moderate parameters and increasing speed in steps is advised to find the optimal balance between productivity and tool life. Mounting, compatibility and process integration This ISO insert is intended for standard CNMG toolholders and fits into the common system build: insert, appropriate external holder or boring bar, shim/clamping kit and replacement clamping screws. The insert’s dimensions — 12 mm size, 4.76 mm thickness, and the 80° geometry — correspond to established ISO norms, facilitating straightforward replacement in existing tool assemblies. For series production, pairing the insert with a correctly rated holder and ensuring correct clamping torque will preserve insert life and part accuracy. When in doubt about holder selection or cutting data, technical consultation is recommended to avoid mismatches and downtime. For production turning applications that demand repeatable performance, contact Metav Werkzeuge for availability, holder pairing and cutting‑data recommendations — Metav Werkzeuge can advise on the right assembly for the Tungaloy solution and supply matching accessories. Technical Data Article number: 6785729 Manufacturer SKU: TUN6785729 Model series: ISO turning inserts Material: carbide Facts ISO designation: CNMG 120408 Size: 12 mm Plate thickness: 4.76 mm Nose radius: 0.8 mm Relief angle: 0° Geometry angle: 80° Hole: with hole (cylindrical) Special features Grade/coating: T9205, CVD‑coated carbide Chipbreaker: double‑sided Plate shape: rhombic Typical application: turning steel Compatible system: ISO CNMG holders, shims and clamping sets FAQ What materials is this insert suitable for? The T9205 grade and CVD coating make this CNMG 120408 insert particularly suitable for machining various steels under stable conditions, delivering good wear resistance at elevated cutting speeds. How is the insert mounted and which holders fit? The insert uses the ISO CNMG form with a cylindrical hole and fits corresponding CNMG external holders and boring bars; compatibility depends on holder form, clearance angle, tolerance class, clamping method, size and thickness. What surface finish can be expected with a 0.8 mm nose radius? A 0.8 mm nose radius typically yields a fine surface finish for general finishing operations while balancing edge strength for moderate feeds and depths of cut. Is the insert reversible and how many cutting edges are available? The insert features a double‑sided chipbreaker and is reversible, offering multiple usable cutting edges to improve economy per insert. Are there specific speed and feed recommendations for this grade? Recommended cutting data depends on steel grade, machine power and rigidity; the T9205 CVD coating supports higher cutting speeds, but starting with conservative feeds and progressively increasing speed is advised to determine the optimal parameters. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
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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