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 120412 T5125 Wendeplatten - Tungaloy
Take advantage of the combination of a CVD-coated carbide grade engineered for stable chip formation and an 80° rhombic geometry with a 1.2 mm corner radius to maintain productivity in interrupted turning on cast iron; order directly via Metav Werkzeuge or consult our specialists for application advice. CNMG120412 T5125 Turning Insert — 80° rhombic, 1.2 mm radius (Tungaloy) The CNMG120412 T5125 is an ISO-standard rhombic indexable insert designed for external and internal turning, optimised for interrupted cuts and less stable setups in cast iron machining. CVD-coated carbide grade T5125 For cast iron, interrupted cuts Double-sided chipbreaker design Rhombic 80° geometry, 1.2 mm radius Predictable chip control for interrupted turning The insert combines a CVD-coated carbide substrate with a double-sided chipbreaker that promotes consistent chip formation even under interrupted cutting conditions. This results in fewer unplanned tool changes and more stable cutting forces during cyclical engagements. The engineered chip flow reduces the risk of built-up edge on brittle materials and helps to preserve the cutting edge for longer, which supports a steady production rhythm in daily turning operations. Clear compatibility and simple mounting logic Compatibility with toolholders is determined by form, relief angle, tolerance class, fastening method, size and thickness; the ISO designation ensures interchangeability when those parameters match. The plate requires an appropriate outer holder or boring bar together with the correct shim/clamping set and fastening screw. This systematic approach enables fast reconditioning of the tool assembly and reduces downtime by making insert changes straightforward and repeatable. Coating and substrate tailored for cast iron applications The carbide substrate paired with the T5125 coating provides a tougher grade that copes well with impact and interrupted cuts common in cast iron turning. The 1.2 mm corner radius balances edge strength and profile accuracy, helping to resist chipping while maintaining acceptable surface finish. The CVD layer improves wear resistance and thermal stability, translating technical coating properties into practical benefits: more consistent component quality and longer intervals between index changes. Geometry and handling for consistent productivity The 80° rhombic geometry delivers predictable approach angles and versatile orientation for both external and internal operations. Being a double-sided insert, it offers economical indexability while the central cylindrical hole supports secure clamping. As part of an ISO-based system, this insert integrates into established tooling setups to enable rapid changeover and maintain machining cadence, thus supporting throughput targets and process reliability on the shop floor. For robust cast-iron turning choose the Tungaloy CNMG120412 T5125 insert — contact Metav Werkzeuge for tailored advice or ordering at info@metav-werkzeuge.com or call +49 2822 7131930 Technical Data Article number: 6850144 SKU: 6850144-Tungaloy Manufacturer SKU: TUN6850144 Manufacturer: Tungaloy Model series: ISO turning indexable inserts Numbers / Core Technical Data Insert designation: CNMG120412 Geometry angle: 80° Corner radius: 1.2 mm Insert size: 12 mm Thickness: 4.76 mm Relief angle: 0° Hole style: cylindrical centre hole Design & Special Features Grade T5125, CVD-coated carbide Double-sided chipbreaker Rhombic shape With cylindrical hole for secure clamping Designed for turning applications Suited to cast iron, especially interrupted cuts Holder compatibility determined by form, relief angle, tolerance class, fastening, size and thickness FAQ Which materials is this insert intended for? The CNMG120412 T5125 insert is specified primarily for machining cast iron, with the grade and chipbreaker tailored to interrupted cutting conditions typical of that material. How is compatibility with a toolholder checked? Compatibility is confirmed by matching the insert form, relief (freeside) angle, tolerance class, fastening method, size and thickness to the holder; the ISO designation CNMG120412 helps to identify the correct matching holder. What performance benefits does the T5125 CVD coating provide? The T5125 coating on the carbide substrate increases wear resistance and thermal stability, improving edge life and helping to maintain dimensional consistency during repetitive interrupted cuts. Why choose the 1.2 mm corner radius and 80° geometry? The 1.2 mm corner radius strengthens the cutting edge against chipping, while the 80° rhombic geometry gives versatile orientation for external and internal turning, offering a balance between tool life and surface finish. 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 120412 T515 Tungaloy Wendeplatten - Tungaloy
Benefit from the combination of CVD‑coated carbide T515 and a 1.2 mm corner radius for economical, stable cast‑iron turning; order the insert directly via Metav Werkzeuge or consult our specialists for application guidance and holder compatibility. CNMG 120412 T515 ISO turning insert for turning — Tungaloy The CNMG120412 T515 indexable insert by Tungaloy is a rhombic ISO turning insert designed for reliable external and internal turning operations, optimised for cast‑iron applications. ISO rhombic insert CNMG 80° geometry CVD-coated carbide grade T515 for cast iron Double-sided chipbreaker for consistent chips Cylindrical-hole clamping, compatible with holders Economical cast‑iron turning with consistent chip control The insert's CVD‑coated carbide construction in grade T515 is formulated for the economical machining of cast iron. The coating improves resistance to built‑up edge and thermal wear, which in turn extends tool life and reduces changeover frequency. The integrated double‑sided chipbreaker promotes predictable chip formation, helping to maintain surface quality and reduce cycle interruptions during stable turning operations. Straightforward integration with ISO holders and clamping systems Designed to ISO dimensions, the rhombic geometry and cylindrical hole ensure secure clamping in common external holders and boring bars. Compatibility depends on form, relief angle and tolerance class of the holder; matching the insert’s 80° geometry and 0° relief with an appropriate clamping set delivers repeatable seating and stable cutting conditions. This simplifies tool inventory management and streamlines set‑up across multiple machines. Durable performance from an optimised corner radius and plate thickness The 1.2 mm corner radius balances edge strength with surface finish capability: it supports slightly heavier feeds without compromising the required finish, while the 4.76 mm plate thickness contributes to rigidity under load. For interrupted cuts or less rigid setups, the radius helps maintain edge integrity and reduces the risk of notch wear, offering a dependable compromise between productivity and component quality. Practical selection advice for industrial turning tasks Select this grade when machining grey or nodular cast iron at moderate to high cutting speeds where cost‑effective throughput is required. The combination of T515 and the insert’s geometry is particularly suitable where stable chip evacuation and predictable tool life are priorities. For unusual materials or extreme interruption, consult holder capabilities and consider alternative grades or edge preparations to match specific process demands. Contact Metav Werkzeuge for application recommendations on the Tungaloy T515 grade and to confirm holder compatibility — email info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6793689 Manufacturer SKU: TUN6793689 SKU: 6793689-Tungaloy Model name: CNMG120412 T515 Material: Carbide Facts Corner radius: 1.2 mm Plate size: 12 mm Plate thickness: 4.76 mm Insert angle: 80° Clearance (relief) angle: 0° Hole: with cylindrical hole Special features Grade: T515, CVD-coated Chipbreaker: double-sided Plate form: rhombic Application: Turning, cast iron machining Compatibility: ISO standard insert, requires compatible holder and clamp set FAQ Can the insert be used for both external and internal turning? The CNMG120412 T515 insert is suitable for both external and internal turning when mounted in the correct external holder or boring bar that accepts ISO rhombic CNMG inserts. What materials is the T515 grade intended for? The T515 grade is a CVD‑coated carbide designed primarily for cast‑iron machining, providing a balance of tool life and productivity in typical cast‑iron turning operations. How does the 1.2 mm corner radius affect cutting performance? A 1.2 mm corner radius offers increased edge strength for higher feeds and improved resistance to notch wear while still permitting acceptable surface finish in most turning applications. Is the insert reversible or single‑use per edge? This is a double‑sided insert with a double‑sided chipbreaker, allowing multiple indexed edges for economical use; the CNMG format provides four usable cutting edges per insert in standard indexing practice. Which clamping style is required for secure mounting? The insert features a cylindrical hole and should be clamped with holders or clamp sets compatible with ISO CNMG inserts and cylindrical‑hole fixing for stable seating. 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 120412 T515 Wendeplatten - Tungaloy
Take advantage of high productivity and reliable chip control thanks to the CVD-coated carbide T515 and the rhombic CNMG geometry; order the CNMG120412 T515 insert directly via Metav Werkzeuge or ask our consultants for tailored advice. CNMG 120412 T515 CNMG for Turning – Tungaloy A CNMG120412 T515 indexable insert designed for efficient external and internal turning, offering a rhombic geometry with an 80° orientation for stable cutting. CVD-coated carbide grade T515 for cast iron machining Rhombic CNMG geometry with 80° lead angle Double-sided chipbreaker for consistent chip control Central cylindrical hole for secure clamping Maximum productivity for cast iron machining The CVD-coated carbide grade T515 combines wear resistance with cost efficiency, making it particularly suitable for the economic machining of cast iron. The coating is applied to enhance tool life under typical turning parameters, so machining cycles can be extended before index changes are required. Selecting the appropriate chipbreaker and insert grade will reduce downtime and improve process stability, resulting in a measurable reduction in tooling costs per component. Predictable results from precise geometry A rhombic geometry with an 80° lead angle provides a predictable engagement with the workpiece, reducing deflection and helping to maintain dimensional accuracy. The corner radius 1.2 mm contributes to a stronger cutting edge and better surface finish on tangent paths, while the relief angle 0° supports robust turning in both external and internal operations. These geometric features are beneficial where repeatable tolerances and consistent surface quality are required in production workflows. Better chip control and operational reliability The insert’s double-sided chipbreaker is optimised for controlled chip formation during turning, which minimises risk of edge collapse and improves thermal stability at the cutting zone. The central cylindrical hole enables secure clamping and straightforward index changes on standard ISO-compatible toolholders. Together, these attributes enhance process safety and reduce the frequency of disruptive tool interventions, allowing for longer uninterrupted production runs. System compatibility and straightforward integration Designed as an ISO-standardised turning insert, this part integrates into common holder systems provided the holder matches in form, relief angle, tolerance class, fastening method, size and thickness. The insert’s thickness 4.76 mm and inscribed circle 12 mm are typical dimensions for CNMG types, facilitating replacement planning and inventory management in mixed-tooling environments. For interrupted cuts or unstable setups, the choice of chipbreaker and machine stability should be aligned with the grade’s capabilities to ensure consistent performance. Contact Metav Werkzeuge for a detailed application check and availability of the CNMG120412 T515 insert; Metav Werkzeuge’s consultants can advise on holder compatibility and optimal cutting data Technical data Article number: 6748711 Manufacturer article number: 6748711 Manufacturer SKU: TUN6748711 SKU: 6748711-Tungaloy Material: Carbide Model series: ISO turning indexable inserts Designation: CNMG120412 Core technical data Corner radius: 1.2 mm Lead/approach angle: 80° Relief angle: 0° Thickness: 4.76 mm Inscribed circle: 12 mm Hole: cylindrical Double-sided insert Special features CVD-coated carbide grade T515 Optimised for cast iron machining Rhombic CNMG geometry for turning Double-sided chipbreaker for chip control ISO-standard compatibility for common holders Suitable for external and internal turning applications FAQ Which materials is this insert best suited for? The CNMG120412 T515 Tungaloy insert is optimised for cast iron machining; the T515 grade offers economic performance on grey and nodular cast irons. What does the 1.2 mm corner radius mean for component finish? A 1.2 mm corner radius on the CNMG120412 provides a robust cutting edge that improves surface finish and increases edge strength, reducing the risk of chipping on interrupted cuts. Is the insert single‑use or indexable on both sides? This CNMG type is double-sided; both cutting edges can be indexed, doubling the available cutting edges per insert and improving tooling economy. How is compatibility with toolholders ensured? Compatibility depends on holder geometry, relief angle, tolerance class, fastening method, size and thickness; the insert follows ISO dimensions for CNMG formats to simplify selection. Can the insert cope with interrupted cuts or unstable setups? The T515 grade is intended for economic cast iron turning; for interrupted cuts or low-stability setups, selecting the correct chipbreaker and ensuring adequate machine rigidity will help maintain performance. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 T515 Wendeplatten - Tungaloy
Take advantage of CVD-coated carbide and a double-sided chipbreaker for economical, high-throughput turning of cast iron; the ISO compatibility and robust 80° geometry ensure predictable tool life and easy integration into existing tool holdings. Order the insert directly via Metav Werkzeuge or consult our advisors for holder compatibility. CNMG120412 T515 turning insert (Tungaloy) — CVD-coated carbide, double-sided chipbreaker The CNMG120412 T515 is an ISO-standard rhombic turning insert designed for efficient external and internal turning, optimised specifically for economical machining of cast iron. CVD-coated carbide for extended life Optimised for cast iron machining Double-sided chipbreaker for reliable chip control ISO CNMG 120412, 80° geometry Consistent productivity for cast iron with CVD-coated carbide The CVD-coated carbide grade T515 offers a balanced combination of wear resistance and edge stability, tailored to the demands of cast iron turning. By using this grade, workshops benefit from a predictable tool life and reduced frequency of index changes, which translates directly into lower machining cost per component. The insert’s double-sided chipbreaker improves chip formation under a wide range of feeds and depths, reducing risk of chip entanglement and helping maintain cycle time consistency on batch production runs. Clear guidance on holder compatibility and fit Compatibility with tool holders is governed by the insert’s form, clearance angle, tolerance class, clamping method, size and thickness. The rhombic shape and 80° cutting geometry demand a matching ISO CNMG pocket and a secure clamping arrangement. For practical selection, pair the insert with a suitable external holder or boring bar that supports a 12 mm seating width and a 4.76 mm plate thickness; this ensures correct seating and repeatable positioning for accurate turning operations. Process advantages: chip control and surface quality Good chip control reduces machine downtime and improves part finish; the integrated chipbreaker is optimised for interrupted and continuous cuts in grey and nodular cast iron. With a corner radius of 1.2 mm, the insert balances edge strength and surface integrity, enabling stable feeds while avoiding excessive cutting forces. The CVD coating contributes to consistent surface quality by resisting built-up edge formation and maintaining a sharper cutting profile for longer. Practical application and selection advice for production environments Select the chipbreaker and grade according to workpiece stability, the presence of interruptions, and desired cutting speed. The indexable design allows two usable cutting edges per side, supporting economical use in high-volume turning. If uncertainty remains about the best holder geometry or machining parameters for a specific casting grade, technical consultation is recommended to align the insert selection with fixture rigidity and machining strategy. Contact Metav Werkzeuge (info@metav-werkzeuge.com / +49 2822 7131930) for supply and application advice on the Tungaloy CNMG120412 T515 insert and matching holders Technical data Article number: 6740674 Manufacturer SKU: TUN6740674 SKU: 6740674-Tungaloy Model series: ISO turning indexable inserts ISO designation: CNMG120412 Grade: T515 Manufacturer: Tungaloy Facts Corner radius: 1.2 mm Insert size: 12 mm Thickness: 4.76 mm Clearance angle: 0° Cutting angle: 80° Special features CVD-coated carbide Double-sided chipbreaker Rhombic shape Cylindrical hole With hole Suitable for turning; optimised for cast iron machining Compatible with ISO-standard holders (form, clearance angle, tolerance class, clamping and size determine fit) FAQ Is this insert suitable for machining cast iron? The CNMG120412 T515 insert (Tungaloy, SKU 6740674-Tungaloy) is specifically graded for economical machining of cast iron and is optimised to provide stable chip formation and consistent edge life. Which holders are compatible with this ISO insert? Compatibility depends on holder form, clearance angle, tolerance class, clamping method and size; the CNMG120412 T515 requires an ISO CNMG pocket and a holder that supports a 12 mm insert seating and 4.76 mm plate thickness. Can the insert be indexed and used on both sides? Yes, the indexable design of the CNMG120412 T515 allows use of multiple cutting edges; the double-sided chipbreaker supports reliable chip control when re-indexing the insert. How does the 1.2 mm corner radius affect performance? The 1.2 mm corner radius on the CNMG120412 T515 provides a balance between edge strength and surface finish, enabling stable feeds while reducing the risk of premature edge chipping in cast iron turning. What benefits does the CVD coating provide? The CVD-coated carbide of the CNMG120412 T515 enhances wear resistance and reduces built-up edge tendencies, helping to maintain surface quality and extend the usable life of the cutting edge. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 T515 Wendeplatten - Tungaloy
The combination of CVD‑coated carbide (T515) and a double‑sided chipbreaker delivers efficient material removal and reliable chip control in cast iron turning; order the CNMG120412 directly via Metav Werkzeuge or consult our specialists for application-specific recommendations. CNMG 120412 T515 indexable insert for turning (Tungaloy) — CVD‑coated carbide, 1.2 mm radius CNMG120412 T515 is an ISO‑standard rhombic indexable insert designed for economical external and internal turning of cast iron components. CVD‑coated carbide grade T515 for cast iron Double‑sided chipbreaker for secure chip control Rhombic CNMG form with cylindrical hole 1.2 mm corner radius for robust edge strength Precise, economical cutting performance for cast iron The CNMG120412 combines a CVD‑coated carbide substrate with the T515 grade to provide a balance of wear resistance and cost efficiency for cast iron machining. CVD coating increases resistance to thermal and abrasive wear, which extends edge life under interrupted and continuous cuts. The result is predictable tool life and fewer index changes, translating into lower tooling cost per part and steadier cycle times in series turning operations. Stable chip control and surface consistency A double‑sided chipbreaker integrated into the geometry promotes consistent chip formation and evacuation, reducing the risk of built‑up edge and improving process stability. The rhombic CNMG shape and cylindrical hole ensure dependable clamping and repeatability in ISO‑compatible external holders; geometric parameters such as the 80° included angle and 0° relief contribute to controlled cutting forces and a reliable datum for finishing cuts. Improved chip flow yields better surface quality and less secondary deburring. Simple integration and predictable handling in production With an inscribed circle of 12 mm, a thickness of 4.76 mm and a corner radius of 1.2 mm, this grade is sized for robust finishing and medium‑roughing steps. The insert is double‑sided, effectively doubling available cutting edges and lowering cost‑per‑edge. Compatibility is defined by form, relief angle, tolerance class, clamping style and thickness, so correct holder selection is essential for optimal performance. For interrupted cuts or unstable setups, choose the appropriate chipbreaker and cutting parameters aligned with the T515 grade. Contact Metav Werkzeuge for tailored application advice and stock availability of the CNMG120412 T515 insert — email info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6747823 Manufacturer SKU: TUN6747823 SKU: 6747823-Tungaloy Designation: CNMG120412 ISO code: 120412 Type: CNMG Grade: T515 Material: carbide Shape: rhombic Hole: with hole (cylindrical) Thickness: 4.76 mm Facts Corner radius: 1.2 mm Relief angle: 0° Inscribed circle (size): 12 mm Included angle: 80° Special features CVD‑coated carbide (T515) Suitable for cast iron turning Double‑sided chipbreaker ISO‑standard turning insert system Rhombic form with cylindrical hole Economical edge utilisation FAQ What materials is this insert best suited for? The CNMG120412 T515 insert is specified for economical machining of cast iron; the T515 grade and CVD‑coating favour stable cutting in grey and nodular cast irons. How does the double‑sided chipbreaker affect tool life? A double‑sided chipbreaker on the CNMG120412 improves chip control and allows use of both sides, effectively extending the usable life per index and reducing tooling cost per component. What is the corner radius and why does it matter? This insert has a 1.2 mm corner radius; a larger radius increases edge strength and improves stability in medium‑depth cuts, helping to avoid premature chipping. Which holders are compatible with the rhombic CNMG form? ISO‑compatible external holders and boring bars that accept CNMG‑form inserts with the matching hole and thickness are compatible; clamping must suit the rhombic geometry and tolerance class. How many cutting edges are available per insert? Being double‑sided, the CNMG120412 provides multiple usable edges per index; exact edge count depends on insert orientation and whether both faces are indexed during use. 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 120412 T515 Wendeplatten - Tungaloy
Take advantage of the combination of a CVD-coated T515 grade and a stable 80° rhombic geometry to achieve consistent chip control and long tool life in cast-iron turning; the result is improved throughput and reduced cost per component. Order directly via Metav Werkzeuge or consult our specialists for optimal holder and grade selection. CNMG 120412 T515 ISO turning insert — CVD-coated carbide, 80° rhombic — Tungaloy A CNMG 120412 T515 indexable insert designed for efficient external and internal turning of cast iron, offering reliable chip control and production-ready durability ISO rhombic insert CNMG 120412 T515 CVD-coated carbide for cast iron machining Double-sided chipbreaker for reliable chips 0° relief, 80° included angle Consistent material removal and measurable productivity gains The CVD-coated T515 grade is engineered for the economic machining of cast iron and provides a reliable balance between tool life and cutting performance. The hard, wear-resistant carbide substrate with a chemical vapour deposition coating promotes stable chip formation, which reduces unplanned tool changes and helps to maintain cycle times. In practice this means fewer interruptions in production and a lower cost per finished part when the correct feed and speed parameters are applied. ISO compatibility for straightforward system integration Manufactured to the ISO model series for turning inserts, the geometry and tolerances ensure compatibility with matching holders. Compatibility is determined by form, relief angle, tolerance class, fastening, size and thickness; therefore selection of a suitable holder, shim and clamping set is essential for repeatable performance. This standardisation simplifies inventory and ensures fast replacement, which supports continuous production and reduces setup time. Geometry tailored for robustness and surface quality The rhombic 80° geometry combined with a 0° relief angle and a 1.2 mm corner radius gives a secure cutting edge for both external and internal turning operations. A 4.76 mm plate thickness and a cylindrical centre hole enable secure, repeatable clamping and straightforward orientation in the seat. The double-sided chipbreaker extends usable life and improves chip evacuation during interrupted cuts, delivering a dependable surface finish without sacrificing process stability. Process-focused advantages for series production Designed for series and single-pass operations, the insert supports efficient machining strategies where stable chip control and predictable wear behaviour are required. Selecting the T515 grade according to workpiece stability and intended cutting speed yields an attractive balance between productivity and component quality. The combination of geometry, chipbreaking and coating reduces rework and contributes to a more economical, higher-throughput machining cycle. Contact Metav Werkzeuge for specification support, availability and mounting recommendations for Tungaloy CNMG 120412 T515 inserts — info@metav-werkzeuge.com | +49 2822 7131930 Technical Data Article number: 6733821 Manufacturer article number: 6733821 Manufacturer SKU: TUN6733821 SKU: 6733821-Tungaloy Model series: ISO-Drehwendeschneidplatten Name: CNMG120412 T515 Tungaloy insert Data Corner radius: 1.2 mm Included angle: 80° Relief angle: 0° Plate thickness: 4.76 mm Size: 12 Special features Material: carbide Coating: CVD-coated Grade: T515 Shape: rhombic Chipbreaker: double-sided Centre hole: cylindrical Application: turning System components: matching holder, shim/clamping set, replacement screws FAQ What materials is the insert best suited for? The insert in the CNMG 120412 T515 grade is intended primarily for cast-iron machining; the CVD-coated carbide construction supports reliable chip control in grey and compacted graphite iron. Can this insert be used for interrupted cuts? Yes, the combination of the rhombic 80° geometry and the double-sided chipbreaker makes the CNMG 120412 T515 suitable for interrupted cuts when the holder and clamping are sufficiently rigid. How does the coating affect performance? The CVD coating on the T515 grade increases wear resistance and improves chip control, which together extend tool life and support consistent surface quality over longer runs. Which holders are compatible with this ISO insert? Compatibility depends on form, relief angle, tolerance class, fastening, size and thickness; use holders designed for CNMG 120412 inserts and ensure correct shim and clamping to achieve repeatable results. What is the significance of the 1.2 mm corner radius? A 1.2 mm corner radius balances edge strength and surface finish, offering robustness for heavier cuts while still allowing acceptable finish levels on turned components. 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 120412 T515 Wendeplatten - Tungaloy
Take advantage of the CVD-coated carbide grade T515 and the ISO CNMG form for productive turning of cast iron; the rhombic 80° geometry and double-sided chipbreaker ensure stable chip control and cost-efficient tool life — order via Metav Werkzeuge or consult our specialists for application advice. CNMG120412 T515 Tungaloy insert for Turning — rhombic ISO‑form, CVD‑coated carbide CNMG120412 T515 Tungaloy-Wendeplatte is an ISO‑standard indexable turning insert designed for efficient external and internal turning of cast iron and similar materials CVD‑coated carbide for cast iron machining ISO CNMG form with 80° geometry Double‑sided chipbreaker for stable cutting Rhombic insert, 1.2 mm nose radius Efficient cast‑iron turning through optimised grade and geometry The combination of a CVD‑coated carbide substrate and the T515 grade provides a balance of wear resistance and toughness that suits economical machining of cast iron. The coating reduces flank wear at elevated temperatures, which translates into longer effective tool life and more consistent component quality. Engineers benefit from predictable tool behaviour: selecting this insert reduces machine idle time and supports higher material removal rates where the workpiece and setup stability allow. This paragraph focuses on measurable performance advantages and directly supports decision‑making for production planning. Stable chip control and dimensional reliability for turning operations With the CNMG rhombic outline and an 80° approach angle, the insert delivers a favourable combination of cutting edge strength and accessibility for shoulder and facing cuts. The double‑sided chipbreaker promotes regular chip formation, which lowers the risk of built‑up edge and improves surface finish in interrupted and continuous cuts. The 1.2 mm nose radius contributes to dimensional stability while allowing finish passes without excessive tool deflection. This section explains how geometry and chip control translate into consistent part tolerances and reduced rework. Practical compatibility and selection guidance for workshop integration Compatibility with standard toolholders is governed by the insert form, relief angle, tolerance class, mounting method, size and thickness; the ISO designation ensures interchangeability across established toolholder systems. The insert comes with a cylindrical locating hole and a thickness of 4.76 mm, making it suitable for typical CNMG clamping systems. When integrating the insert into an existing tooling inventory, consider machine rigidity and cutting conditions to match the T515 grade to the chosen cutting speed and feed. This paragraph provides clear, actionable guidance for procurement and setup. For robust, economic cast‑iron turning with Tungaloy CVD grade T515, contact Metav Werkzeuge for tailored recommendations at info@metav-werkzeuge.com or by phone on +49 2822 7131930 — our specialists assist with holder matching and process optimisation. Technical data Article number: 6733825 Manufacturer SKU: TUN6733825 Stock SKU: 6733825‑Tungaloy Model series: ISO‑Drehwendeschneidplatten Application: Turning Facts ISO designation: CNMG120412 Size: 12 mm Thickness: 4.76 mm Nose radius: 1.2 mm Relief angle: 0° Lead/approach angle: 80° Special features Material: carbide (Hartmetall) Grade: T515 (CVD‑coated) Chipbreaker: double‑sided Hole: cylindrical locating hole Shape: rhombic insert Typical use: external and internal turning of cast iron Compatibility: ISO holder systems; check form, relief angle, tolerance class, mounting, size and thickness FAQ What materials is this insert suitable for? The insert is intended primarily for the economic machining of cast iron; the T515 CVD‑coated carbide grade is selected to balance wear resistance and toughness for such materials. How does the CNMG geometry affect machining? The rhombic CNMG shape with an 80° approach angle gives a robust cutting edge for shoulder and general turning work while offering good access for internal and external operations. Is the insert reversible? Yes, the insert is double‑sided with a chipbreaker on both sides, allowing indexable reversal to extend tool life and reduce tooling costs. Which toolholder features must be checked for compatibility? Compatibility depends on insert form, relief angle, tolerance class, mounting method, size and thickness; use ISO‑compliant holders sized for CNMG120412 inserts. How does the T515 grade influence cutting parameters? The T515 grade supports productive cutting speeds in cast iron while offering stable edge life; adjust speeds conservatively for interrupted cuts and increase where setup rigidity permits. 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 120412 T515 Wendeplatten - Tungaloy
Reliable chip control, durable CVD-coated carbide and ISO compatibility combine to deliver efficient, repeatable cast-iron turning with reduced tool changes; benefit from consistent tool life and stable process windows. Order original Tungaloy inserts via Metav Werkzeuge or consult our application specialists for tailored advice. CNMG120412 T515 indexable turning insert — CVD-coated carbide, 80° rhombic, 1.2 mm corner radius CNMG120412 T515 is an ISO-standard rhombic indexable insert designed for economical external and internal turning of cast iron CNMG 80° rhombic insert, ISO format CVD-coated carbide grade T515 1.2 mm corner radius for robustness Double-sided chipbreaker, with central hole Economic performance for cast-iron turning with proven grade The CVD-coated carbide grade T515 is formulated for the economical machining of cast iron, offering a balance between cutting speed and tool life. As an ISO-format rhombic insert, this item provides a predictable cutting edge geometry that simplifies tool selection and inventory. By choosing a grade optimised for grey and nodular cast irons, the insert promotes stable edge life and reduces the frequency of index changes, which in turn lowers downtime and improves overall machining throughput. The combination of coating and substrate supports moderate to high cutting speeds while preserving flank wear performance. Stable cutting and secure clamping for repeatable results The insert features an 80° rhombic profile with a 1.2 mm corner radius, designed to withstand interrupted cuts and moderate radial engagement. The double-sided chipbreaker enhances chip formation and evacuation, reducing the risk of build-up on the rake face and helping to protect the cutting edge. Compatibility with the toolholder depends on form, clearance angle, tolerance class, fastening method, size and thickness; the system typically comprises an ISO insert, a matching external holder or boring bar, an underlay/shim or clamp set and replacement screws. The central cylindrical hole ensures stable axial clamping and repeatable positioning in many ISO clamping systems. Practical integration and application guidance for workshop use For efficient implementation, pair the insert with a holder that matches the ISO seat and torque specifications so the clamping force distributes evenly over the insert seat. Select the chipbreaker and grade according to workpiece stability, interrupted or continuous cutting and desired cutting speed; the indexable insert concept allows two cutting edges per side, offering cost-effective edge utilisation. When machining cast iron, prioritise chip control and maintain a stable feed to exploit the insert’s thermal and mechanical robustness. For complex setups or uncertain material mixes, discuss parameter windows and holder compatibility with an application specialist to ensure process reliability. For reliable cast-iron turning with original Tungaloy quality, request CNMG120412 T515 through Metav Werkzeuge or contact our technical team at info@metav-werkzeuge.com or +49 2822 7131930 for application support and selection guidance. Technical data Article number: 6793687 SKU: 6793687-Tungaloy Manufacturer SKU: TUN6793687 Model series: ISO indexable turning inserts Designation: CNMG120412 Manufacturer: Tungaloy Material: carbide Facts Cutting angle: 80° Corner radius: 1.2 mm Insert size: 12 mm Thickness: 4.76 mm Relief angle: 0° Manufacturer article number: 6793687 Special features CVD-coated carbide (T515) Double-sided chipbreaker With cylindrical hole ISO-standard rhombic form System: mating holder, underlay/clamp set and replacement screws Application: economical machining of cast iron Use for external and internal turning FAQ What materials is this insert suited for? The CNMG120412 T515 insert is designed primarily for economical machining of cast iron; its CVD-coated carbide grade T515 offers balanced wear resistance and cutting performance for grey and nodular cast irons. What does the grade T515 indicate? T515 denotes a CVD-coated carbide grade optimised for cast-iron applications, combining a wear-resistant coating with a carbide substrate to extend edge life under typical turning conditions. How is holder compatibility determined? Compatibility relies on form, clearance (relief) angle, tolerance class, fastening method, insert size and thickness; the insert is intended for ISO-standard holders and requires matching seat geometry and clamping hardware. Is the insert single- or double-sided and how is it clamped? This CNMG-format insert is double-sided and uses a central cylindrical hole for axial clamping, allowing two usable cutting edges per side in a suitable ISO clamping system. Can this insert cope with interrupted cuts? Yes; the 1.2 mm corner radius and robust grade support interrupted cuts, though selection of holder rigidity and cutting parameters should reflect the specific machining conditions. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 T6215 Wendeplatten - Tungaloy
The combination of a CVD‑coated carbide grade and the ISO CNMG geometry delivers consistent edge life and reliable chip control for turning stainless steels; this supports steady production and fewer insert changes. Order the insert directly via Metav Werkzeuge or consult the technical team for specific application guidance. CNMG120412 T6215 ISO turning insert — rhombic CNMG geometry, CVD‑coated carbide (Tungaloy) CNMG120412 T6215 is an ISO‑standard rhombic turning insert intended for external and internal turning of stainless steels under stable to lightly interrupted conditions CVD-coated carbide T6215 for wear resistance ISO rhombic CNMG geometry, 80° cutting angle Double-sided chipbreaker for flexible use Cylindrical hole for secure clamping Longer tool life through advanced coating and substrate The CVD‑coated carbide substrate of this grade provides enhanced wear resistance during continuous cutting of stainless steels, extending tool life and reducing downtime. Chemical vapour deposition (CVD) applies a hard, uniform layer that tolerates the elevated temperatures typical for machining stainless materials; this means fewer insert changes and improved process economy. Selecting a grade optimised for the material and cutting conditions reduces flank and crater wear, which contributes directly to cost‑per‑part savings. Consistent positioning and secure clamping for repeatable results The ISO CNMG form and rhombic shape with an 80° approach angle support stable cutting forces and predictable chip flow, improving dimensional consistency on external and internal diameters. A cylindrical hole enables positive location and secure clamping in compatible holders; compatibility is governed by insert form, relief angle, tolerance class, fastening method, size and thickness. The double-sided chipbreaker permits economical use of both cutting edges, while the 4.76 mm plate thickness offers robust support against deflection in typical turning set‑ups. Practical application advice for efficient turning of stainless steels Suitable for both finishing and light roughing when matched to cutting data and coolant strategy, this insert performs best where stable cutting conditions can be achieved. For interrupted cuts or unstable set‑ups, choose a chipbreaker and cutting parameters that prioritise stability. The insert is part of a system comprising the ISO turning insert, a matching external holder or boring bar, and clamping components; correct assembly and verified seat geometry ensure reliable performance and consistent surface finish. For process optimisation, select feeds and speeds that balance tool life and productivity in line with machining strategy. For demanding stainless steel turning rely on the Tungaloy CVD‑coated T6215 grade — contact Metav Werkzeuge for tailored selection support and ordering: info@metav-werkzeuge.com or +49 2822 7131930 Technical data Article number: 6877356 Manufacturer SKU: TUN6877356 Our SKU: 6877356-Tungaloy Manufacturer article number: 6877356 Core data ISO designation: CNMG120412 Size: 12 mm Thickness: 4.76 mm Corner radius: 1.2 mm Cutting angle: 80° Relief (free) angle: 0° Special features Material: carbide (CVD‑coated) Grade: T6215 Shape: rhombic (CNMG) Chipbreaker: double-sided Hole: with cylindrical hole Typical application: turning (external and internal) System: ISO turning insert compatible with corresponding holders, clamping sets and screws Intended for machining stainless steels under stable to lightly interrupted conditions FAQ Is this insert suitable for stainless steel turning? Yes. The CNMG120412 T6215 Tungaloy insert is formulated for machining stainless steels, offering a CVD coating and carbide substrate tuned to resist the adhesive and abrasive wear mechanisms common with these alloys. Can both sides of the insert be used? Yes. The insert features a double‑sided chipbreaker, allowing the use of two cutting edges per index, which improves economy and reduces tooling consumption. What holder compatibility checks are required? Compatibility depends on form, relief (free) angle, tolerance class, fastening method, size and thickness. Ensure the holder accepts the ISO CNMG geometry and 12 mm size before mounting this Tungaloy insert. Is the cylindrical hole necessary for clamping? The cylindrical hole provides positive location and helps achieve consistent clamping, which is important for repeatable cutting performance and accurate positioning in the holder. Which operations are recommended for this insert? The insert is designed for external and internal turning, performing best under stable to lightly interrupted conditions; match chipbreaker and cutting data to the specific stainless steel grade and the desired surface finish. 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 120412 T6215 Wendeplatten - Tungaloy
Take advantage of the combination of wear-resistant T6215 grade, precise geometry and secure mounting for steady turning performance. Order the CNMG120412 T6215 Tungaloy insert directly via Metav Werkzeuge or ask our consultants if needed. CNMG 120412 T6215 — CNMG120412 indexable turning insert for turning — Tungaloy CNMG120412 T6215 Tungaloy-Wendeplatte is an ISO-standard indexable insert designed for general turning applications, especially for rostfreier Stahl under stable to lightly interrupted machining conditions CVD-coated carbide for long tool life Rhombic CNMG shape with 80° approach angle Double-sided chipbreaker for consistent chips Cylindrical hole for secure clamping Consistent wear resistance for rostfreier Stahl machining The T6215 CVD-coated carbide grade provides consistent wear resistance, making it suitable for continuous turning of rostfreier Stahl where edge stability is critical. The coating reduces flank and crater wear, which extends service intervals and supports predictable tool-change cycles; this leads to fewer interruptions and a higher effective machining time per tool. Compatibility with ISO tooling means the insert integrates into established toolholding systems provided form, clearance angle and thickness match, ensuring straightforward adoption on existing lathes without elaborate adjustments. Geometry engineered for precision and surface quality The rhombic CNMG geometry with an 80° approach angle and 1.2 mm nose radius delivers a balance between strength and finish. The insert’s 4.76 mm thickness and robust body reduce vibration, improving surface finish on external profiles while the double-sided chipbreaker produces controlled chips for stable cutting forces. The cylindrical hole and standard fixing arrangement ensure repeatable seating and clamping, preserving cutting edge position after indexing and thus reducing setup variability and scrappage. System-level benefits that support productivity Integrated into a system comprising a suitable external holder, clamp set and replacement screws, this insert contributes to efficient production workflows. The T6215 grade is optimised for stable to lightly interrupted cuts; therefore, when paired with the correct holder and cutting parameters, the insert delivers predictable tool life and consistent surface quality. Select the chipbreaker and grade according to workpiece material and machining stability to fully exploit the insert’s advantages: less downtime for tool changes and improved process reliability. For reliable turning of rostfreier Stahl using a wear-resistant Tungaloy grade, request the CNMG120412 T6215 insert from Metav Werkzeuge or contact our technical team at info@metav-werkzeuge.com / +49 2822 7131930 for application advice and fast delivery. Technical data Article number: 6944516 SKU: 6944516-Tungaloy Manufacturer SKU: TUN6944516 Model series: ISO indexable turning inserts Designation: CNMG120412 Brand: Tungaloy Form: rhombic (CNMG) Facts Size: 12 mm Corner radius: 1.2 mm Thickness: 4.76 mm Approach angle: 80° Clearance angle: 0° Hole: with hole (cylindrical) Special features Grade: T6215 Cutting material: CVD-coated carbide Application: Turning Chipbreaker: double-sided Shape: rhombic Typical use: external and internal turning, stable to slightly interrupted cutting FAQ Which materials is this insert intended for? The CNMG120412 T6215 insert is optimised for machining rostfreier Stahl and is suitable where a wear-resistant grade is required for stable turning operations. Is the insert indexable and reversible? Yes, the insert is double-sided and indexable; both sides can be used to extend service life before regrading is necessary. How does the T6215 grade affect tool life compared with standard grades? T6215’s CVD-coated carbide composition improves flank and crater wear resistance, which typically increases tool life and reduces the frequency of tool changes in rostfreier Stahl machining. What must be checked to ensure holder compatibility? Compatibility depends on matching the insert form (CNMG), clearance angle (0°), tolerance class, fastening method, size (12 mm) and thickness (4.76 mm) with the chosen external holder and clamp system. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 T6215 Wendeplatten - Tungaloy
Take advantage of the combination of CVD-coated carbide T6215, reliable chip control and ISO compatibility for productive stainless-steel turning. Order the insert directly via Metav Werkzeuge or consult Metav Werkzeuge’s specialists to confirm holder compatibility and availability. CNMG 120412 T6215 Turning Insert (ISO CNMG) – CVD-coated carbide, 80° (Tungaloy) The CNMG 120412 T6215 is an ISO-indexed rhombic turning insert designed for stable to slightly interrupted machining of stainless steels in external and internal turning. CVD-coated carbide T6215 Optimised for stainless-steel turning 80° rhombic CNMG geometry Double-sided chipbreaker with cylindrical hole Productive, wear-resistant grade for stainless-steel turning The CVD-coated T6215 grade delivers high wear resistance and consistent edge life under stable to lightly interrupted cutting conditions, making it a solid choice for rostfreier Stahl machining where surface finish and tool life matter. The coating reduces built-up edge and thermal wear; the carbide substrate beneath the coating preserves edge stability. As a result, cycle times are often reduced and insertion intervals extended, contributing to a measurable improvement in process efficiency and part consistency. Geometry and mounting that support secure, precise cutting The rhombic CNMG geometry with an 80° included angle and a 0° relief provides a reliable cutting profile for a range of turning tasks. The 1.2 mm corner radius offers a balance between edge strength and attainable surface finish, while the cylindrical hole ensures positive locating and clamping in ISO-compatible holders. Where holder compatibility is concerned, matching of form, relief angle, tolerance class, fastening method, size and thickness is essential; compatibility can be verified against ISO specifications or by consulting Metav Werkzeuge for holder recommendations. Chip control, handling and operational benefit A double-sided chipbreaker on both faces improves chip formation in stainless-steel applications, lowering the risk of long, stringy chips and enabling smoother machining cycles. The insert’s ISO indexing and reversible faces allow for economical edge changes and reduced tooling costs per cutting edge. For shops seeking predictable repeatability, this design reduces unplanned downtime and simplifies inventory management, while the CVD layer helps maintain cutting-edge geometry over extended runs. For secure, process-safe turning with Tungaloy’s CNMG 120412 T6215 insert, contact Metav Werkzeuge for availability and holder compatibility guidance at info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6903020 Manufacturer SKU: TUN6903020 Label/Designation: CNMG120412 T6215 Tungaloy insert Model series: ISO-indexed turning inserts Facts Corner radius: 1.2 mm Included angle: 80° Relief angle: 0° Plate thickness: 4.76 mm Size: 12 mm Special features Material: carbide Grade/coating: T6215 (CVD-coated) Geometry: rhombic CNMG120412 Chipbreaker: double-sided Mounting: cylindrical hole Application: turning (external and internal) Compatibility: ISO-indexed holders and tooling systems FAQ What materials is this insert suitable for? The CNMG 120412 T6215 insert is formulated for machining stainless steels (rostfreier Stahl) under stable to slightly interrupted conditions; the CVD-coated carbide provides wear resistance for such materials. How does the T6215 grade perform compared with general-purpose grades? T6215 is a wear-resistant CVD-coated grade that offers longer edge life on stainless steels compared with many uncoated or general-purpose grades, improving productivity and surface quality in turning operations. What does the CNMG120412 designation indicate? The CNMG120412 designation refers to the CNMG geometry, 12 mm size and 1.2 mm corner radius configuration; it follows ISO-indexed insert nomenclature for geometry and dimensions. Is the insert reversible and how many faces are usable before disposal? This insert features chipbreakers on both faces and is ISO-indexed; faces can be indexed per the holder and system in use, enabling multiple cutting edges to be used before replacement—check the chosen holder system for exact indexing options. What mounting and clamping features are required? The insert has a cylindrical hole for positive location and requires an ISO-compatible external holder or boring bar that matches form, relief angle, tolerance class, fastening method, size and thickness to ensure secure clamping and repeatable results. 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 120412 T6215 Wendeplatten - Tungaloy
Take advantage of CVD-coated carbide and a robust 80° rhombic geometry to increase cutting stability and reduce tool changes; order directly via Metav Werkzeuge or request technical advice from our consultants. CNMG120412 T6215 ISO indexable turning insert — Tungaloy CNMG120412 T6215 is an ISO-standard indexable insert for turning, designed for reliable performance on stainless steels in stable to slightly interrupted cuts CVD-coated carbide for high wear resistance 80° rhombic geometry with 1.2 mm radius Double-sided chipbreaker and cylindrical hole ISO CNMG120412 insert for standard toolholders Consistent wear control for stainless-steel turning The CVD-coated carbide grade T6215 provides a wear-resistant surface that extends in-process life and supports predictable tool change intervals. Designed for turning stainless steels under stable to slightly interrupted conditions, the insert delivers a balance of thermal and mechanical resistance that reduces flank wear and improves component repeatability. The result is fewer stoppages and a more reliable production flow, translating into measurable gains in machining efficiency. Secure clamping and geometric strength for versatile turning The 80° rhombic geometry combined with a 1.2 mm corner radius and 0° relief angle gives structural rigidity for moderate depths of cut while maintaining versatility across external and internal turning applications. With a plate thickness of 4.76 mm and a cylindrical central hole, the insert fits common ISO-compatible holders and bores securely when used with the appropriate shim and clamp set. This mechanical stability supports better surface finish and repeatable tolerance control with standard toolholder systems. Economy through double-sided use and practical system setup The double-sided chipbreaker doubles the available cutting edges per index, lowering per-edge cost and simplifying tool logistics. The double-sided chipbreaker also manages chip formation for the intended materials, helping to avoid built-up edge and ensuring consistent surface quality. As an ISO-standard plate, it forms part of a system that comprises the insert, a matched external holder or boring bar, a locating shim/clamp and replacement screws — components to consider when specifying for a given machine and workpiece stability. For process advice or to source Tungaloy CNMG120412 T6215 inserts with Metav Werkzeuge, contact our technical team at info@metav-werkzeuge.com or call +49 2822 7131930 to ensure the right grade and chipbreaker choice for the intended application. Technical Data Article number: 6944493 Manufacturer SKU: TUN6944493 Model series: ISO-Drehwendeschneidplatten Material: Carbide Type designation: CNMG120412 T6215 Core specifications Insert angle: 80° Corner radius: 1.2 mm Relief angle: 0° Thickness: 4.76 mm Inscribed circle / size: 12 mm Hole: with cylindrical hole Special features CVD-coated carbide (T6215) Double-sided chipbreaker Rhombic 80° plate shape ISO-standard indexable insert Suitable for turning stainless steels under stable to slightly interrupted conditions Compatible with ISO CNMG toolholders and standard clamping sets FAQ What materials is this insert best suited for? This CNMG120412 T6215 insert is optimised for stainless-steel turning under stable to slightly interrupted cutting conditions. How does the T6215 coating improve performance? The CVD coating on the T6215 grade increases wear resistance and thermal stability, improving edge life during stainless-steel machining. Can the insert be used on both external and internal turning applications? Yes, the insert’s 80° rhombic geometry and standard ISO dimensions make it suitable for both external and internal turning when paired with the correct holder. How many usable edges are available per insert? Thanks to the double-sided chipbreaker design, the plate provides two usable cutting orientations, effectively increasing economy per insert. Which SKU and article number identify this product? The item is listed as SKU TUN6944493 and article number 6944493; it is the CNMG120412 T6215 indexable insert from Tungaloy. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 T6215 Wendeplatten - Tungaloy
Optimise turning operations with a CVD-coated carbide T6215 grade and the ISO CNMG form for consistent chip control and extended tool life; order the CNMG120412 insert via Metav Werkzeuge or consult the specialists for tailored cutting data and holder compatibility. CNMG 120412 T6215 Turning insert — Tungaloy (ISO CNMG, CVD-coated carbide) A CNMG120412 T6215 indexable insert for ISO-standard turning, designed for productive machining of rostfreier Stahl under stable to lightly interrupted cutting conditions ISO CNMG 120412 geometry for standard turning CVD-coated carbide grade T6215 for rostfreier Stahl Double-sided chipbreaker for stable chip control Rhombic plate with 80° cutting edge and 1.2 mm radius Prolonged tool life through wear-resistant grade and geometry The combination of CVD-coated carbide and the ISO CNMG geometry delivers a measurable improvement in wear resistance and process stability. The T6215 grade is formulated for machining rostfreier Stahl, reducing adhesive wear and delaying flank deterioration so that intervals between indexings are longer. The moderate 1.2 mm corner radius and robust 80° cutting edge help distribute cutting forces and maintain consistent cutting conditions, which supports uninterrupted production and reduces the frequency of insert changes. Straightforward integration into ISO turning systems Compatibility is controlled by form, clearance, tolerance, fastening method, size and thickness; the plate’s rhombic shape, 4.76 mm thickness and cylindrical hole ensure secure seating in standard CNMG holders. As an indexable insert with double-sided use, the component reduces tooling inventory per application while offering simple re-indexing. The system build typically comprises the ISO insert, a dedicated external holder or boring bar, an underlay/clamping set and replacement screws for fast changeovers and minimal machine downtime. Consistent surface finish and reliable chip control The double-sided chipbreaker geometry combined with the CVD-coated substrate promotes stable chip formation and lowers the risk of built-up edge when cutting rostfreier Stahl. Stable chip control improves surface integrity and dimensional repeatability, particularly in steady cutting conditions. Where occasional interruptions occur, the grade’s toughness supports predictable edge behaviour, contributing to repeatable part quality and fewer downstream grinding or polishing operations. Application advice and selection for production environments Select the chipbreaker and insert grade according to workpiece material, machining strategy and machine-tool rigidity; the T6215 grade is optimised for turning rostfreier Stahl under stable to lightly interrupted cuts. The plate is double-sided, enabling multiple indexings; its CNMG120412 form is widely supported by ISO-compatible holders. For precise cutting parameters, holder matching and recommended feeds and speeds, technical consultation is available — Metav Werkzeuge can supply parameter sheets and verify holder compatibility to support efficient implementation. For reliable machining of rostfreier Stahl, request cutting data or order Tungaloy CNMG120412 T6215 inserts directly from Metav Werkzeuge; our consultants provide holder compatibility checks and tailored application recommendations. Technical Data Article number: 6944563 Manufacturer SKU: TUN6944563 SKU: 6944563-Tungaloy Manufacturer: Tungaloy Facts Size: 12 mm Thickness: 4.76 mm Corner radius: 1.2 mm Cutting angle: 80° Clearance angle: 0° Special features Shape: rhombic Hole: cylindrical hole Chipbreaker: double-sided Grade: T6215 (CVD-coated carbide) Material: Hartmetall Application: Drehen (turning) Optimised for machining rostfreier Stahl ISO-Drehwendeschneidplatten series ISO CNMG 120412 geometry FAQ What workpieces is this insert intended for? The Tungaloy CNMG120412 T6215 insert is designed specifically for turning operations on rostfreier Stahl, offering wear resistance and good chip control under stable to lightly interrupted cuts. How is the insert indexed and how many useful edges are available? This CNMG insert is double-sided; each side may be indexed according to the holder design, allowing multiple usable edges before replacement, which extends effective tool life in production. Which holders and accessories are required for use? The plate fits ISO CNMG-compatible external holders or boring bars; a matching underlay/clamping set and suitable mounting screws are part of the system for secure fixation and optimal cutting geometry. Does the T6215 grade reduce built-up edge when machining rostfreier Stahl? Yes, the CVD-coated T6215 grade improves resistance to adhesive wear and helps control built-up edge, contributing to more consistent surface finish and extended edge life. Are specific cutting parameters available for this insert? Recommended feeds and speeds depend on machine rigidity, coolant use and workpiece condition; Metav Werkzeuge can provide application-specific cutting data for the Tungaloy CNMG120412 T6215 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 120412 T6215 Wendeplatten - Tungaloy
High wear resistance and stable chip control are delivered by the combination of a CVD-coated carbide grade T6215 and a robust geometry, making this insert well suited to turning stainless steel under stable to slightly interrupted conditions. Order the CNMG120412 T6215 Tungaloy turning insert directly via Metav Werkzeuge or consult our specialists if further application advice is required. CNMG 120412 T6215 — ISO CNMG turning insert by Tungaloy for stainless turning, CVD-coated carbide, 1.2 mm radius CNMG120412 T6215 Tungaloy-Wendeplatte is an ISO‑standard indexable insert designed for external and internal turning where wear resistance and reproducible performance are prioritised CVD-coated carbide grade T6215 ISO CNMG geometry, 80° lead angle 1.2 mm corner radius for edge strength Double-sided chipbreaker with cylindrical hole Durable grade and coating for consistent tool life The CVD-coated carbide T6215 provides a wear‑resistant cutting edge tailored for machining stainless steel in production contexts where repeatability matters. The CVD layer improves thermal and abrasive resistance, which translates into longer edge life and fewer insert changes during a shift. As an ISO CNMG insert, the component fits established negative holders where compatibility is governed by form, clearance angle, tolerance class, clamping method, size and thickness, allowing predictable integration into existing toolrooms and turning centres. Geometry that balances strength and surface finish A 1.2 mm corner radius together with an 80° lead angle and 4.76 mm thickness increases edge strength and helps maintain surface integrity on interrupted cuts. The insert’s double-sided chipbreaker and cylindrical hole ensure stable clamping and effective chip control, reducing vibration and improving finish on both external and internal turning operations. For practical decision‑making: a larger corner radius gives longer edge durability at the expense of slightly higher cutting forces, while the 0° clearance favours repeatable insert seating in standard CNMG holders. System approach and process guidance for production use This indexable plate is part of a system comprising an ISO insert, a matching external holder or boring bar, a seat/ clamping kit and replacement screws. Selecting the correct chipbreaker and grade for workpiece condition and machine stability is crucial; the presented grade is optimised for stainless steel under stable to lightly interrupted cutting. For demanding batch production the insert delivers efficiency through fewer tool changes and reliable surface quality, supporting a consistent production flow while simplifying inventory management. For application-specific recommendations on Tungaloy CNMG inserts and to coordinate delivery via Metav Werkzeuge, contact Metav Werkzeuge for tailored advice and availability at info@metav-werkzeuge.com or by telephone on +49 2822 7131930. Technical Data Article number: 6944571 Manufacturer SKU: TUN6944571 SKU: 6944571-Tungaloy Model series: ISO turning indexable inserts Material: carbide, CVD-coated Grade: T6215 Shape: rhombic (CNMG) Facts Corner radius: 1.2 mm Size: 12 mm Thickness: 4.76 mm Lead angle: 80° Clearance angle: 0° Hole style: cylindrical Special features Double-sided chipbreaker CVD coating for improved wear resistance Compatible with standard CNMG negative holders Suited for stainless steel turning under stable to slightly interrupted conditions FAQ Is the insert compatible with standard CNMG holders? Yes. The CNMG120412 T6215 insert conforms to ISO CNMG geometry and is compatible with standard negative CNMG holders when the holder’s form, clearance, tolerance and clamping method match the insert dimensions. Which materials is this grade intended for? The T6215 grade is designed as a wear‑resistant option for machining stainless steel and performs best under stable to lightly interrupted cutting conditions. Can the insert be used for internal turning as well as external turning? Yes. The geometry and chip control features make this indexable plate suitable for both external and internal turning applications when used with the appropriate holder or boring bar. What components form the recommended tool system? The system typically comprises the ISO insert, a matching external holder or boring bar, a seat/clamping kit and replacement screws as required for secure and repeatable assembly. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 T6215 Wendeplatten - Tungaloy
Take advantage of the combination of CVD-coated carbide wear resistance and the ISO CNMG geometry for consistent turning performance; the double-sided design reduces downtime and tooling costs. Order genuine Tungaloy inserts directly via Metav Werkzeuge or contact our consultants for machining recommendations. CNMG 120412 T6215 indexable turning insert for turning — Tungaloy CNMG120412 T6215 is an ISO-format indexable insert intended for general external and internal turning, engineered for stable to slightly interrupted machining of stainless steels ISO form CNMG120412 CVD-coated carbide grade T6215 Double-sided chipbreaker Designed for stainless steels Consistent performance with a wear-resistant CVD coating The CVD-coated carbide composition of this insert provides a wear-resistant cutting edge specifically developed for machining stainless steels under stable conditions. The chemical vapour deposition layer offers improved thermal stability and adhesion compared with uncoated grades, which translates into longer tool life and fewer indexings. For manufacturers focused on process reliability, this means predictable component tolerances and reduced unplanned tool changes, supporting continuous production and lower piece-costs per component. Geometry engineered for predictable chip control and strength The rhombic CNMG form delivers a robust platform for turning operations: an 80° included angle and a 1.2 mm corner radius combine to increase edge strength while maintaining accessibility to profile details. The insert’s geometry harmonises with the holder when matching is carried out by form, clearance angle, tolerance class, fastening method, size and thickness. Proper pairing of insert and toolholder ensures repeatable cutting conditions and minimises vibration, helping to preserve surface finish and extend insert life. System integration and economical handling As an indexable insert, the component is double-sided for cost-effective use: when one edge is worn, the insert can be rotated or flipped to present a fresh cutting edge, reducing tooling inventory and changeover time. The turning system comprises the ISO insert, a suitable external holder or boring bar, and the relevant shim/clamp set plus spare screws; correct assembly and torque on the fixing screw are essential for secure clamping and stable cutting. The included hole (cylindrical) facilitates straightforward mounting and repeatable positioning in standard ISO seats. Practical selection and process advice for turning applications Select the chipbreaker and grade to match workpiece material, machining type and machine stability — the T6215 grade is optimised as a wear-resistant solution for rostfreier Stahl in steady to mildly interrupted cuts. For heavier interruptions or unstable setups, consider a tougher geometry or a different grade to prevent chipping. Where surface finish is critical, slower feeds and optimised nose radius reduce vibration and help achieve target Ra values. For additional process tuning, consult the specifications for holder compatibility and verify clearance angles to avoid rubbing and premature wear. Order genuine Tungaloy CNMG 120412 T6215 inserts through Metav Werkzeuge — for procurement or detailed machining advice contact Metav Werkzeuge at info@metav-werkzeuge.com or +49 2822 7131930 Technical Data Article number: 6875484 SKU: 6875484-Tungaloy Manufacturer SKU: TUN6875484 Model series: ISO indexable turning inserts Product name: CNMG120412 T6215 Tungaloy insert Material: carbide Grade/coating: CVD-coated, T6215 Facts Corner radius: 1.2 mm Included angle: 80° Plate thickness: 4.76 mm Insert size: 12 mm Clearance angle: 0° Design and features Rhombic insert shape (CNMG) With hole — cylindrical hole Double-sided chipbreaker ISO-standard indexable insert Suitable for turning of stainless steels FAQ What materials is this insert suitable for? This CNMG120412 T6215 insert by Tungaloy is intended primarily for machining stainless steels under stable to slightly interrupted conditions; the T6215 grade offers enhanced wear resistance for such applications. Is the insert indexable and how does that save cost? Yes — the double-sided CNMG insert is indexable, allowing the unused cutting edges to be presented after wear; this reduces per-edge cost and minimises downtime for replacement. Which factors determine compatibility with a toolholder? Compatibility depends on insert form, clearance angle, tolerance class, fastening method, insert size and thickness; matching these parameters to the holder ensures secure clamping and correct rake/relief conditions for the cut. How should the chipbreaker be selected? Choose the chipbreaker based on workpiece material, feed and depth of cut; the insert’s double-sided chipbreaker suits a range of turning tasks, but selecting the correct chip control geometry improves swarf control and surface finish. Can the insert be used for internal turning/boring as well as external turning? Yes — ISO CNMG inserts such as this one are commonly applied to both external and internal turning operations when used with appropriate boring bars or internal holders. 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 120412 T6215 Wendeplatten - Tungaloy
Take advantage of the combination of CVD-coated carbide edge protection, ISO-standard CNMG geometry and reliable chip control for consistently productive turning of rostfreier Stahl; order directly via Metav Werkzeuge or ask our consultants for application advice. CNMG120412 T6215 Tungaloy insert — ISO rhombic turning insert, CVD-coated for rostfreier Stahl CNMG120412 T6215 Tungaloy insert designed for general turning applications, compatible with ISO holders and suitable for stable to lightly interrupted cutting when machining rostfreier Stahl. CVD-coated carbide for high wear resistance ISO-standard CNMG rhombic geometry Optimised for turning rostfreier Stahl Double-sided chipbreaker with cylindrical hole Precision and predictable performance for production turning The CNMG insert is engineered for repeatable results in shop-floor turning. With a CVD-coated carbide composition the grade offers improved wear resistance, reducing flank wear under steady cutting conditions. Compatibility with ISO holders is ensured by standardised geometry, relief angle and thickness, so the insert integrates into common tool systems without extensive adjustment. The rhombic shape and CNMG form support a balanced cutting edge, while the 80° principal angle contributes to stable engagement and predictable tool life. System compatibility that speeds up changeovers and stabilises output This ISO-format insert fits into established clamping systems and is intended for use with a supported holder, clamping kit and replacement screws as part of the tool assembly. The double-sided chipbreaker provides controlled chip formation on both edges, extending indexed life and simplifying inventory management. A cylindrical hole ensures secure fastening and repeatable positioning. For production environments this translates to shorter changeover times, fewer adjustments and steadier component quality — measurable gains in throughput and process reliability. Edge integrity and process benefits explained The T6215 grade combines a wear-resistant coating with a robust substrate to resist abrasive and adhesive wear when machining rostfreier Stahl. The CVD coating forms a hard contact layer while the base metal preserves toughness; this balance helps avoid premature chipping in interrupted cuts. The insert’s 1.2 mm corner radius and 4.76 mm thickness contribute to strength at the cutting edge and reduce vibration risk in medium-duty turning. For engineers seeking consistent surface finish and extended indexing intervals, the design reduces unexpected downtime and supports efficient production planning. For tailored recommendations on using this Tungaloy CNMG insert in specific turning applications, contact Metav Werkzeuge — email info@metav-werkzeuge.com or call +49 2822 7131930 for expert guidance and rapid availability. Technical Data Article number: 6944511 SKU: 6944511-Tungaloy Manufacturer SKU: TUN6944511 Brand: Tungaloy Application: Turning Series: ISO-Drehwendeschneidplatten Facts Corner radius: 1.2 mm Thickness: 4.76 mm Size: 12 mm Principal angle: 80° Relief angle: 0° Special features Material: carbide Coating: CVD-coated ISO designation: CNMG120412 Shape: rhombic Hole: with cylindrical hole Chipbreaker: double-sided Grade: T6215 Typical use: external and internal turning of rostfreier Stahl FAQ What holder compatibility is required for this insert? Compatibility depends on holder form, relief angle, tolerance class, clamping method, size and thickness; the CNMG120412 T6215 insert fits ISO CNMG holders and secures via the cylindrical hole. Is this grade suitable for interrupted cuts when machining rostfreier Stahl? The T6215 grade is optimised for stable to lightly interrupted cutting of rostfreier Stahl, offering balanced toughness and wear resistance for such conditions. How does the chipbreaker affect productivity? The double-sided chipbreaker on this insert promotes controlled chip formation on both edges, improving surface finish and extending indexed life for more consistent production cycles. What are the key dimensional data to check before ordering? Check corner radius (1.2 mm), thickness (4.76 mm), size (12 mm) and principal angle (80°) to ensure correct fit and intended cutting geometry. Can this insert be used for internal turning operations as well as external? Yes, the ISO CNMG form is commonly used for both external and internal turning when matched with a suitable holder and correct cutting parameters; the CNMG120412 T6215 is specified for such versatility. 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 120412 T6215 Wendeplatten - Tungaloy
Take advantage of the CVD-coated carbide grade T6215 and the 80° rhombic geometry for reliable turning performance; the double-sided chipbreaker delivers repeatable chip control and longer tool life. Order the insert directly via Metav Werkzeuge or consult our specialists for holder compatibility and application advice. CNMG 120412 T6215 — Indexable insert for turning by Tungaloy The CNMG120412 T6215 is an ISO-format indexable insert designed for external and internal turning, optimised for rostfreier Stahl under stable to slightly interrupted cutting conditions CVD-coated carbide grade T6215 Designed for rostfreier Stahl turning 80° rhombic geometry with cylindrical hole Double-sided chipbreaker for stable cutting Durable CVD coating for extended edge life The CVD-coated carbide composition, identified by grade T6215, provides a hard, wear-resistant surface that reduces flank wear during extended cuts. This coating is particularly suitable for rostfreier Stahl where built-up edge and adhesive wear can shorten tool life; the protective layer delays wear progression and permits longer uninterrupted machining, translating into fewer indexings and improved cost-efficiency per component. The effect of the coating is a more consistent finish and predictable tool-change intervals. Geometry and form that improve process stability The insert’s 80° rhombic geometry with a cylindrical hole ensures secure clamping and compatibility with a wide range of ISO holders. The 1.2 mm corner radius supports robust engagement in moderate depths of cut, while the rhombic shape offers a balance between strength and accessibility in external and internal operations. Compatibility is determined by form, clearance angle, tolerance class, clamping method, size and thickness, so selecting the correct holder and backlash settings is essential for repeatable accuracy and vibration suppression. Chip control and productivity for turning applications Equipped with a double-sided chipbreaker, the insert improves chip formation across varied feeds and cutting directions, reducing the risk of entanglement and stabilising cycle times. As an indexable insert with multiple usable edges, it allows cost-effective edge replacement without discarding the body. For shops aiming to increase throughput, this combination of chip control and reliable edge life supports higher material removal rates under stable conditions and contributes to predictable surface quality on finished parts. For tailored holder matching, application recommendations or to request a specification sheet for the CNMG120412 T6215, contact Metav Werkzeuge — our consultants will advise on optimal combinations for the intended turning tasks Technical data Article number: 6875297 SKU: 6875297-Tungaloy Manufacturer SKU: TUN6875297 Model series: ISO turning indexable inserts Material: Hartmetall Facts Inscribed circle/size: 12 mm Plate thickness: 4.76 mm Corner radius: 1.2 mm Geometry angle: 80° Clearance angle: 0° Hole: with hole (cylindrical) Special features Grade/coating: T6215 (CVD-coated carbide) Chipbreaker: double-sided Plate form: rhombic Application: External and internal turning Compatibility: ISO format; holder compatibility depends on form, free angle, tolerance class, clamping, size and thickness FAQ What materials is this insert suitable for? The CNMG120412 T6215 insert is intended primarily for rostfreier Stahl; the T6215 grade and its CVD-coated carbide construction provide wear resistance suited to that material class. How does the double-sided chipbreaker affect tool life? The double-sided chipbreaker on this turning insert improves chip formation and evacuation, contributing to steadier cutting conditions and more consistent edge life across indexed positions. Can this insert be used for internal turning as well as external turning? Yes, the rhombic 80° geometry and the plate’s form make it suitable for both external and internal turning operations, provided a compatible holder and clamping arrangement are used. Which parameters determine compatibility with a holder? Compatibility for ISO-format inserts is governed by the insert form, clearance angle, tolerance class, clamping method, size and thickness; ensure these align between the CNMG120412 insert and the selected 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 120412 T6215 Wendeplatten - Tungaloy
The combination of CVD-coated carbide wear resistance and an 80° rhombic geometry ensures consistent performance when machining stainless steel; order availability and technical advice are provided via Metav Werkzeuge or request consultation for application-specific recommendations. CNMG 120412 T6215 turning insert — CVD-coated carbide for stainless steel | Tungaloy CNMG 120412 T6215 is an ISO‑standard turning insert designed for reliable external and internal turning operations, optimised for stainless steel under stable to lightly interrupted cutting conditions. ISO-standard geometry for holder compatibility CVD-coated carbide for extended tool life Designed for stainless steel machining Double-sided chipbreaker with rhombic 80° form Increased process security through robust coating and geometry The CVD-coated carbide grade T6215 delivers a reliable barrier against abrasive and adhesive wear, which translates into longer edge life and more predictable tool changes in production environments. With an 80° rhombic geometry and a 1.2 mm nose radius, the insert provides a balance between strength and surface finish, making it suitable for medium-duty turning where component tolerances and repeatability are essential. The ISO-standard form simplifies toolholder selection, reducing setup time and lowering the risk of incompatibility during tool changes. Predictable integration and mounting for efficient series production Compatibility with toolholders is determined by form, clearance angle, tolerance class, fastening, size and thickness; the indexable design and cylindrical hole allow secure clamping and straightforward indexing. The plate thickness of 4.76 mm and the inscribed circle of 12 mm are manufactured to ISO dimensions, enabling consistent clamping forces and reproducible results across batches. For production engineers and workshop managers, this predictability reduces scrap rates and supports stable cycle times on CNC lathes, contributing directly to improved throughput. Controlled chip formation for improved surface quality and reduced rework The double-sided chipbreaker is tailored for machining stainless steel and assists in producing short, manageable chips under the recommended cutting conditions. Stable chip control helps maintain tool life and reduces the likelihood of chip-related surface damage or machine stoppages, which benefits operators and downstream inspection processes. Where finishing quality is a priority, the combination of the T6215 grade and the insert geometry supports consistent surface integrity with fewer passes, saving time on secondary operations. For machining stainless steel with the Tungaloy CNMG120412 T6215 insert, contact Metav Werkzeuge for stock status and tailored technical guidance: info@metav-werkzeuge.com | +49 2822 7131930 Technical data Article number: 6944547 Manufacturer SKU: TUN6944547 Label: CNMG120412 T6215 Tungaloy-Wendeplatte Core figures Nose radius: 1.2 mm Plate thickness: 4.76 mm Inscribed circle: 12 mm Included angle: 80° Clearance angle: 0° Hole: with cylindrical hole Special features CVD-coated carbide (T6215) Suitable for stainless steel Double-sided chipbreaker Rhombic plate form ISO-indexable turning inserts Compatible with ISO holders determined by form and tolerance FAQ Is this insert suitable for machining stainless materials? Yes. The Tungaloy CNMG120412 T6215 insert is formulated for machining stainless steel under stable to lightly interrupted conditions, offering improved wear resistance and chip control. What is the nose radius and how does it affect the cut? The insert has a 1.2 mm nose radius, which balances edge strength and surface finish; a larger radius increases strength and stabilises cuts, while a smaller radius is used for finer detail. How is the insert secured in the holder? Clamping depends on ISO-standard form, clearance, tolerance class, fastening and thickness; the CNMG geometry with a cylindrical hole enables secure mounting and reliable repeatability when used with compatible holders. Does the T6215 grade have a coating, and what benefits does it bring? T6215 is a CVD-coated carbide grade; the coating provides thermal protection and wear resistance, extending tool life and maintaining cutting-edge geometry when machining stainless steel. Can the insert be indexed to present fresh cutting edges? Yes. The insert is double-sided with indexed cutting positions, allowing rotation to a new edge when required, which supports efficient tool utilisation. 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 120412 T6215 Wendeplatten - Tungaloy
CNMG 120412 T6215 Tungaloy-Wendeplatte – Drehen Die CNMG120412 T6215 Tungaloy-Wendeplatte ist eine ISO-genormte Drehwendeschneidplatte für das Außen- und Innendrehen von rostfreiem Stahl unter stabilen bis leicht unterbrochenen Bedingungen CNMG-Form mit zylindrischem Loch für sichere Befestigung CVD-beschichtetes Hartmetall für hohe Standzeit Doppelseitiger Spanbrecher für kontrollierten Spanfluss Optimiert für das Drehen von rostfreiem Stahl ISO-konforme Abmessungen für einfache Systemintegration Leistungsstarke Schneidstofftechnologie für höhere Produktivität Die CVD-beschichtete Hartmetallstruktur sorgt für eine deutlich verbesserte Verschleißfestigkeit und damit für längere Standzeiten bei der Bearbeitung von rostfreiem Stahl. Durch die Kombination aus beschichtetem Schneidstoff und stabilem Plattendesign reduziert sich die Stillstandzeit für Plattenwechsel, was die Produktivität steigert. Anwender profitieren von konstanteren Bearbeitungsergebnissen und einer geringeren Ausfallrate bei Serienläufen. Präzision, Stabilität und Spanführung in einem System Die rhombische Plattenform mit 1,2 mm Eckenradius und doppelseitigem Spanbrecher gewährleistet saubere Spanabfuhr und stabile Schnittbedingungen. Das zylindrische Loch ermöglicht zuverlässige Befestigung im Halter, die ISO-Norm gewährleistet Kompatibilität zu gängigen Drehhaltern und Bohrstangen. Diese Eigenschaften führen zu reproduzierbarer Oberflächengüte und geringerer Nacharbeit bei Serienfertigungen. Passgenau für typische Anwendungen und Anwendergruppen Entwickelt für Zerspanungsbetriebe, Lohnfertiger und Werkstätten, die rostfreie Stähle zerspanen, bietet die Platte eine wirtschaftliche Lösung für mittel- bis hochproduktive Prozesse. Insbesondere Betriebe mit stabilen Schnittbedingungen profitieren von der T6215-Sorte, deren Kernvorteil die zuverlässige Standzeit und die breite Werkstoffabdeckung ist. Auch Anwender mit gelegentlichen Unterbrechungen im Spanfluss erreichen konstante Ergebnisse. Einfache Integration in bestehende Werkzeug-Sets Das ISO-konforme Maßbild, die Plattendicke von 4,76 mm und die Plattengröße 12 mm erleichtern die Einpassung in bestehende Systeme. Die CNMG-Geometrie ist weit verbreitet und erlaubt schnellen Austausch sowie Vorratshaltung ohne aufwendige Adapter. Dadurch sinkt der logistische Aufwand, und Fertigungsprozesse bleiben flexibler und wirtschaftlicher. Empfehlung: Setzen Sie auf die Standzeitvorteile der T6215-Sorte von Tungaloy und optimieren Sie damit Ihre Drehexzesse direkt im Produktionsprozess — bei Fragen zur Anwendung erreichen Sie uns unter info@metav-werkzeuge.com oder telefonisch unter +49 2822 7131930 Leistungsmerkmale Artikelnummer: 6944543 Marke: Tungaloy Serie: ISO-Drehwendeschneidplatten Hersteller SKU: TUN6944543 Fakten Radius: 1.2 mm Plattendicke: 4,76 mm Plattengröße: 12 mm Freiwinkel: 0° Winkel: 80° Besonderheiten Material: Hartmetall Schneidstofftyp: CVD-beschichtetes Hartmetall Sorte: T6215 Plattenform: rhombisch Loch: mit Loch Lochstil: zylindrisches Loch Spanbrecher: doppelseitig Einsatzgebiet: Drehen Modellserie: ISO-Drehwendeschneidplatten FAQ Welche Werkstoffe lassen sich mit der CNMG120412 T6215 am besten bearbeiten? Die CNMG120412 T6215 Tungaloy-Wendeplatte ist speziell für die Bearbeitung von rostfreiem Stahl ausgelegt und bietet hier wegen der CVD-Beschichtung und der Sorte T6215 eine hohe Verschleißfestigkeit und Prozesssicherheit. Ist die Platte mit Standard-ISO-Haltern kompatibel? Ja, die Platte entspricht der ISO-Drehwendeschneidplatten-Norm und ist damit kompatibel zu gängigen Außenhaltern und Bohrstangen, solange Form, Freiwinkel und Dicke passen. Welche Vorteile bietet die T6215-Sorte gegenüber unbeschichteten Platten? Die T6215-Sorte kombiniert verschleißarmes Hartmetall mit einer CVD-Beschichtung, wodurch die Standzeit erhöht und die Wiederholgenauigkeit der Bearbeitung verbessert wird, besonders beim Drehen von rostfreiem Stahl. Welche Befestigungsart hat die Platte und warum ist das wichtig? Die Platte verfügt über ein zylindrisches Loch zur Befestigung, was eine sichere Fixierung im Halter ermöglicht und so Vibrationen sowie unpräzise Schnitte reduziert. 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 120412 T6215 Wendeplatten - Tungaloy
Take advantage of the combination of a CVD‑coated carbide grade (T6215), a 1.2 mm corner radius and an 80° rhombic geometry to achieve stable turning of stainless steel with reliable chip control and extended tool life; order directly via Metav Werkzeuge or consult the team for application support. CNMG 120412 T6215 ISO rhombic turning insert — CVD‑coated carbide, 1.2 mm radius (Tungaloy) CNMG 120412 T6215 is an ISO‑standard rhombic insert designed for external and internal turning applications where wear resistance and consistent surface quality are required ISO rhombic insert CNMG 120412 CVD-coated carbide grade T6215 1.2 mm corner radius, 80° geometry Double-sided chipbreaker, cylindrical hole Consistent wear resistance for stainless steel turning The CVD‑coated carbide composition in T6215 delivers high wear resistance for turning stainless steel under stable to lightly interrupted conditions. The chemical vapour deposition layer improves thermal stability at the cutting edge, which reduces flank wear and helps maintain a predictable cutting life. This results in more consistent surface finish and fewer tool changes, directly contributing to lower process costs and less machine downtime. The coating’s role is to protect the substrate during higher temperatures commonly encountered when machining corrosion‑resistant alloys. Geometry and chip control that secure process reliability The rhombic 80° approach with a 1.2 mm corner radius and a double‑sided chipbreaker provides predictable chip formation and strength at the corner for semi‑finishing and finishing passes. The cylindrical hole and standard plate thickness (4.76 mm) enable secure clamping in compatible ISO holders; compatibility is determined by form, clearance angle, tolerance class, fastening, size and thickness. A properly matched chipbreaker and grade reduce vibration and support repeatable machining results, making the insert suitable where dimensional stability and surface integrity matter. Integration into the turning system for efficient production As an ISO turning insert, the CNMG format integrates into common external holders or boring bars together with the required shim and clamp set and replacement screws. The reversible, double‑sided design increases tool economy: when one edge is worn, indexing yields another usable edge without removal of the substrate. This system approach supports shorter setup times and simpler inventory management while supporting higher productivity and predictable performance in batch or serial production environments. Application guidance and grade selection for specific feeds and speeds are available to align cutting data with machine rigidity and workpiece material. For reliable performance on stainless steel, choose the Tungaloy CNMG 120412 T6215 insert and contact Metav Werkzeuge for tailored cutting data and fast supply via info@metav-werkzeuge.com or +49 2822 7131930 Technical data Article number: 6875452 Manufacturer SKU: TUN6875452 Model series: ISO turning inserts Article name: CNMG120412 T6215 Tungaloy insert Facts Corner radius: 1.2 mm Plate thickness: 4.76 mm Plate size: 12 mm Clearance angle: 0° Approach/insert angle: 80° Special features CVD‑coated carbide (grade T6215) Double‑sided chipbreaker Rhombic plate form (CNMG) Cylindrical hole for secure clamping Intended use: turning (external and internal) Compatibility depends on form, clearance, tolerance, fastening, size and thickness Suitable for machining stainless steel under stable to lightly interrupted conditions FAQ What materials is this insert best suited for? The CNMG 120412 T6215 insert is optimised for stainless steel and similar stainless materials thanks to its CVD coating and carbide substrate, providing wear resistance and thermal stability. How does the T6215 grade affect tool life? The T6215 CVD‑coated carbide extends tool life by improving heat resistance and protecting the cutting edge, so the insert maintains cutting performance longer under continuous or lightly interrupted cuts. Is the insert reversible and economical for batch production? Yes, the rhombic CNMG form is double‑sided with a chipbreaker on each face, allowing indexing to a fresh edge and reducing tooling costs across production runs. Which holder characteristics must be checked for compatibility? Compatibility with a holder is determined by the insert form, clearance angle, tolerance class, fastening method, plate size and thickness; these parameters ensure secure clamping and correct geometry during turning. What system components are required to fit the insert? A compatible external holder or boring bar, the appropriate shim/underlay, clamping set and replacement screws are the standard components for assembling the ISO insert system. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 T6215 Wendeplatten - Tungaloy
Take advantage of the combination of CVD-coated carbide durability, precise ISO CNMG geometry and reliable chip control for consistent performance in stainless steel turning; order the CNMG120412 insert directly via Metav Werkzeuge or consult our specialists for application guidance. CNMG 120412 T6215 Turning Insert – ISO CNMG, CVD-coated Carbide – Tungaloy The CNMG120412 T6215 Tungaloy insert is an ISO-standard turning insert designed for external and internal turning, optimised for machining stainless steels under stable to slightly interrupted cutting conditions. CVD-coated carbide grade T6215 Designed for stainless steel turning ISO CNMG geometry with 80° lead angle Double-sided chipbreaker and cylindrical hole Proven wear resistance for stainless-steel machining The CVD-coated carbide composition of this insert delivers high wear resistance and stable edge life when machining stainless steel. A chemical vapour deposition layer enhances resistance to abrasive and adhesive wear mechanisms commonly encountered with high-alloy materials, which translates into fewer tool changes and more predictable cycle times. For production environments where surface finish and repeatability matter, the coating supports prolonged performance under steady cutting conditions and when light interruptions occur. Secure clamping and geometry that supports precision With an ISO CNMG form, an 80° lead angle and a 1.2 mm corner radius, the insert is engineered for dimensional stability and versatile edge engagement. The 4.76 mm thickness and rhombic profile contribute to stiffness in the clamping assembly, while the cylindrical hole enables positive centring and fastening in standard indexable holders. These geometric attributes help to reduce chatter and improve surface quality, allowing the tool system to maintain tighter tolerances on turned components across batches. Efficient chip control and system-oriented productivity The double-sided chipbreaker promotes controlled chip formation and evacuation, which reduces re-cutting and supports steady cutting forces. Being an indexable design, the insert can be rotated to present a fresh cutting edge, maximising useful life per insert. The insert forms part of a complete system: ISO-compatible turning holder or boring bar, support shim or clamp set and replacement screws ensure safe fixation and repeatable set-up. Together, these features contribute to higher uptime and a more efficient machining process in component manufacturing. For tailored advice on the CNMG120412 T6215 insert, material suitability or tooling combinations, contact Metav Werkzeuge – info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6875339 SKU: 6875339-Tungaloy Manufacturer SKU: TUN6875339 Model series: ISO turning indexable inserts Numbers / Core technical data Insert designation: CNMG120412 Grade: T6215 Corner radius: 1.2 mm Thickness: 4.76 mm Inscribed circle / size: 12 mm Lead angle: 80° Clearance angle: 0° Hole: with cylindrical hole Designs / Special features Material: carbide Coating: CVD-coated (T6215) Shape: rhombic (CNMG) Chip control: double-sided chipbreaker Application: external and internal turning Suitable for: stainless steel under stable to slightly interrupted conditions System requirements: compatible ISO holders, support shim/clamp set and fastening screws FAQ Which materials is this insert best suited for? The CNMG120412 T6215 Tungaloy insert is engineered primarily for stainless steel machining; the CVD-coated carbide grade offers wear resistance suited to alloyed, high-chromium materials. What are the key geometric specifications of the insert? This CNMG120412 insert features an 80° lead angle, 1.2 mm corner radius, 4.76 mm thickness and a 12 mm inscribed size, providing a balance of strength and edge engagement for general turning tasks. Will this insert fit standard ISO CNMG holders? Compatibility is determined by form, clearance angle, tolerance class, fastening method, size and thickness; the CNMG120412 follows ISO geometry and is compatible with holders designed for CNMG inserts when those parameters match. How does the T6215 coating improve performance? The T6215 CVD coating increases resistance to abrasive wear and edge degradation during turning of high-alloy steels, extending tool life and stabilising cutting conditions. Does the insert provide effective chip control and indexing? Yes, the double-sided chipbreaker promotes controlled chip formation, and the indexable design allows the insert to be rotated to a fresh cutting edge for extended service life. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 T9205 Wendeplatten - Tungaloy
Take advantage of the combination of CVD-coated carbide durability, the proven T9205 grade for productive steel turning, and ISO compatibility for straightforward holder matching; order directly via Metav Werkzeuge or contact our consultants for application advice. CNMG 120412 T9205 turning insert — CVD-coated carbide, 80° rhombic by Tungaloy A CNMG 120412 T9205 ISO turning insert designed for productive external and internal turning of steel under stable machining conditions CVD-coated carbide for durable edge ISO-standard geometry for broad compatibility 80° rhombic shape for versatile turning Double-sided insert with cylindrical hole Boosted productivity with a wear-resistant grade The T9205 grade is a CVD-coated carbide developed for productive turning of stainless and common steels at higher cutting speeds under stable conditions. The chemical vapour deposition coating increases surface hardness and reduces abrasive wear, which translates into longer tool life and fewer indexings. For production environments this means higher uptime and a more predictable tool-cost-per-part, helping to keep cycle times and operating costs under control. Secure clamping and consistent geometry for repeatable results The ISO-format geometry ensures the insert fits standard holders when form, clearance angle, tolerance class, fastening type, size and thickness match. The rhombic 80° shape provides a balance between radial strength and access for shoulder and profile turning, while the cylindrical hole and 0° clearance offer positive, repeatable clamping. These design choices reduce vibration and support a consistent cutting edge position, improving dimensional accuracy and surface finish on turned components. Robust edge and cutting stability from design details A corner radius of 1.2 mm and an insert thickness of 4.76 mm contribute to a stable cutting edge able to withstand moderate interruptions and heavier feed rates. The double-sided, chipbreaking design extends usable life per index and lowers inventory turnover. Where process stability is present, the combination of corner radius and CVD coating allows higher cutting speeds without premature flank wear, benefitting throughput and part quality in batch production. Practical selection and application guidance for workshop use This ISO insert is intended primarily for turning (external and internal) of steel; select a chipbreaker and grade that suit material, operation and machine rigidity. The insert’s CNMG 120412 geometry and T9205 properties are suited to medium to heavy machining where tool-life and edge reliability matter. For shops seeking predictable performance, pairing this insert with a compatible external holder and correct clamping torque will maximise the benefits of the CVD-coated carbide substrate. For application recommendations and prompt procurement of Tungaloy CNMG 120412 T9205 inserts contact Metav Werkzeuge at info@metav-werkzeuge.com or call +49 2822 7131930 for tailored advice and fast delivery Technical data Article number: 6785786 Manufacturer SKU: TUN6785786 Model series: ISO turning inserts Manufacturer: Tungaloy Core specifications Geometry: CNMG 120412 Corner radius: 1.2 mm Insert size: 12 mm Thickness: 4.76 mm Clearance angle: 0° Hole: cylindrical Materials & features Material: carbide Coating: CVD Grade: T9205 Shape: rhombic, 80° Double-sided with chipbreaker Application: turning (external and internal) FAQ What materials is this insert suitable for? The Tungaloy CNMG 120412 T9205 insert is formulated for machining steel and related alloys; the T9205 CVD-coated carbide performs best under stable cutting conditions and higher cutting speeds. How does the coating benefit production work? The CVD coating on the T9205 grade enhances wear resistance and edge life, reducing the frequency of index changes and contributing to lower overall tooling costs in serial turning operations. What does CNMG 120412 indicate? CNMG 120412 denotes the ISO insert geometry: a rhombic 80° shape, size 12, and a corner radius of 1.2 mm, which together define the insert’s fit and cutting behaviour in compatible holders. Is this insert reversible or single-use per side? The insert is double-sided, offering two effective cutting edges per side; correct indexing and clamping ensure safe reuse of the reverse edge to extend service life. Which holders are compatible with this insert? Compatibility depends on form, clearance angle, tolerance class, fastening and size; the ISO-standard CNMG geometry facilitates selection of suitable external holders or boring bars designed for 80° rhombic 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 120412 T9205 Wendeplatten - Tungaloy
The CNMG 120412 T9205 combines a wear‑resistant CVD‑coated cemented carbide grade with a standard ISO rhombic form to support productive turning operations; its 1.2 mm corner radius and double‑sided chipbreaker deliver consistent chip control and surface quality. Order the insert directly via Metav Werkzeuge or consult the technical team for application advice. CNMG 120412 T9205 indexable turning insert for Turning — Tungaloy CNMG120412 T9205 Tungaloy insert is an ISO‑standard rhombic indexable insert engineered for stable external and internal turning of steel, optimised for higher cutting speeds and wear resistance CVD-coated carbide grade T9205 Optimised for productive steel turning Rhombic CNMG 80° form with 1.2 mm radius Double-sided chipbreaker, cylindrical hole Higher productivity through CVD-coated cemented carbide The combination of a CVD coating and a cemented carbide substrate in grade T9205 is intended to extend tool life under demanding cutting conditions. This surface treatment improves wear resistance at elevated temperatures, enabling higher cutting speeds and longer intervals between index changes. For production environments where cycle time and tool stability determine output, the coated substrate reduces flank wear and helps maintain consistent component tolerances. The result is fewer unscheduled stops and a more predictable process window for series turning. Predictable fit and interchangeability with ISO standard geometry Built to the ISO CNMG120412 specification, the insert’s 80° rhombic geometry and defined relief angle ensure compatibility with a broad range of external holders and boring bars. Fit depends on the insert form, relief angle (0°), tolerance class, fastening method, size and thickness; these parameters make replacement straightforward and reproducible on standard toolholders. Using ISO‑compliant components reduces set‑up time and simplifies inventory management, supporting a stable machining process and clear communication across toolroom and production staff. Geometry that supports surface finish and chip control The 1.2 mm corner radius and double‑sided chipbreaker are designed to balance strength and finish when turning steel. The corner radius contributes to robust edge strength for interrupted cuts and improved surface integrity, while the chipbreaker directs swarf away from the cutting zone to protect the workpiece and tool flank. The insert’s cylindrical hole and 4.76 mm thickness provide secure clamping, which in turn maintains cutting stability and repeatable geometry across batches. Together these features help achieve consistent surface quality with fewer rework operations. Operational efficiency and straightforward tool management A double‑sided indexable design increases the available edges per insert, extending service intervals and reducing tooling overhead. As an ISO‑specified component, the insert supports modular toolsetups and rapid exchange routines, which simplifies maintenance and reduces downtime. The robust grade and chip control features make this insert suitable for stable turning operations on steel where productivity and reproducibility are priorities. For specific machining conditions or to confirm holder compatibility, the Metav Werkzeuge consultancy can provide tailored recommendations and application data. For demanding steel turning applications, choose the Tungaloy CNMG 120412 T9205 for reliable wear resistance and consistent chip control — contact Metav Werkzeuge for application guidance and availability at info@metav-werkzeuge.com or call +49 2822 7131930 Technical Data Article number: 6785687 Manufacturer SKU: TUN6785687 SKU: 6785687-Tungaloy Model series: ISO‑turning inserts Grade/coating: T9205 / CVD‑coated Material: cemented carbide Shape: rhombic (CNMG) Hole: with cylindrical hole Core data Size: 12 Thickness: 4.76 mm Corner radius: 1.2 mm Relief angle: 0° Insert angle: 80° Special features Double‑sided chipbreaker ISO CNMG120412 geometry Suitable for external and internal turning Optimised for steel machining at higher cutting speeds Secure clamping via cylindrical hole FAQ What materials is this insert suitable for? The CNMG120412 T9205 insert is optimised for machining steel, with a CVD‑coated cemented carbide grade designed for wear resistance during productive turning. Is the insert compatible with standard CNMG holders? Yes; the insert conforms to ISO CNMG120412 geometry, so compatibility is determined by holder form, relief angle, tolerance class, fastening method, size and thickness. How does the chipbreaker affect performance? The double‑sided chipbreaker on the T9205 grade improves chip control and evacuation, supporting consistent surface finish and reducing risk of built‑up edge during stable turning operations. Can the insert be used for internal boring as well as external turning? The rhombic ISO geometry and secure clamping make the insert suitable for both external and internal turning applications when used with an appropriate boring bar or holder. What identification should be used when ordering spare inserts? Order by the product designation and article details: CNMG120412 T9205 (Tungaloy), article number 6785687 or SKU 6785687‑Tungaloy. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 T9205 Wendeplatten - Tungaloy
Take advantage of the combination of CVD-coated carbide wear resistance and the ISO CNMG120412 format for a predictable production rhythm; the double-sided chipbreaker reduces tool changes and keeps cycle times low. Order directly via Metav Werkzeuge or consult our specialists for application-specific advice. CNMG 120412 T9205 CNMG — ISO turning indexable insert by Tungaloy for productive steel turning CNMG120412 T9205 Tungaloy indexable insert optimised for stable, high-speed turning applications in steel; compatible with ISO holders that match form, relief angle and tolerance class CVD-coated carbide for high wear resistance ISO CNMG120412 format for universal holders Double-sided chipbreaker for stable cutting 4.76 mm thickness, 12 mm size for robust clamping Consistent wear resistance for longer productive runs The CVD-coated carbide grade T9205 delivers high wear resistance under stable cutting conditions, making it a sound choice for productive turning of steel. As an ISO-formatted turning insert, the geometry and coating are designed to tolerate elevated cutting speeds while maintaining a predictable flank wear progression. This results in fewer tool changes and reduced machine downtime, which directly benefits cycle time and throughput without sacrificing surface quality. Secure seating and predictable tool behaviour The rhomboid CNMG120412 format with a 1.2 mm corner radius and 4.76 mm plate thickness provides reliable clamping in standard ISO external holders. The insert's cylindrical hole and precise tolerance fit ensure stable contact between insert and holder, which reduces vibration and improves repeatability. Controlled tool engagement and the double-sided chipbreaker support consistent chip formation, simplifying process parameter setting and offering a clear path to reproducible component quality. Optimised for steel: choose the right parameters Designed primarily for the productive turning of steel, this insert benefits from moderately aggressive feeds and elevated cutting speeds when workholding and stiffness are adequate. The T9205 grade combines a wear-resistant substrate with its CVD finish to improve edge life; under stable conditions, this brings measurable economy through fewer interruptions for indexing. For best results, match the chipbreaker and grade to the specific steel grade and machining stability to balance tool life and component finish. Easy integration into existing tool systems As an ISO standard insert, compatibility with existing toolholders is straightforward: match form, relief angle, tolerance class, fastening and thickness. The geometry and 0° clearance specification are common in many external holders, so retrofitting is uncomplicated. The rhomboid shape permits both external and internal turning operations when the holder and set-up permit, offering flexibility and reducing the number of distinct items needed in the tool crib. For application support or to secure a supply of Tungaloy inserts, contact Metav Werkzeuge — our team can advise on grade selection, holder compatibility and recommended cutting data tailored to specific steel types. Technical Data Article number: 6785696 Manufacturer SKU: TUN6785696 SKU: 6785696-Tungaloy Manufacturer: Tungaloy Model series: ISO turning indexable inserts Core technical data Insert designation: CNMG120412 Grade/coating: T9205 (CVD-coated) Material: carbide Plate size: 12 mm Plate thickness: 4.76 mm Corner radius: 1.2 mm Included angle: 80° Clearance angle: 0° Hole: with cylindrical hole Special features Rhomboid plate form Double-sided chipbreaker ISO-standard turning insert Suitable for external and internal turning Optimised for productive steel machining FAQ What machining tasks is this insert best suited for? The CNMG120412 T9205 Tungaloy indexable insert (SKU 6785696-Tungaloy) is optimised for productive turning of steel under stable cutting conditions, addressing both external and internal turning where ISO CNMG geometry is accepted. How does the T9205 grade affect performance? The T9205 CVD-coated carbide provides enhanced wear resistance for the CNMG120412 insert, extending edge life at higher cutting speeds compared with uncoated grades and offering predictable tool change intervals. Can this insert be used in my existing holder? If the holder accepts ISO CNMG120412 geometry and matches form, relief angle and thickness, the Tungaloy CNMG insert will fit; ensure correct clamping torque and seat cleanliness for best repeatability. What advantages does the double-sided chipbreaker provide? The double-sided chipbreaker on the CNMG120412 design promotes controlled chip formation and stable cutting, which supports consistent surface finish and reduces the frequency of indexings during production runs. Is this insert suitable for stainless applications? This insert is optimised for steel; for stainless or other materials, consult machining data to confirm suitability or consider a grade specifically tuned for those materials. CNMG120412 T9205 Tungaloy inserts perform best in steels under the stated conditions. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
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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