{"product_id":"seco-02959838-wnmg331-mf2-turning-insert-trigon-carbide","title":"Seco 02959838 WNMG331-MF2 Turning Insert Trigon Carbide","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe SECO 02959838 is a WNMG331-MF2 series indexable turning insert manufactured from solid carbide with a CVD-applied Duratomic multilayer coating of TiCN, Al2O3, and Cr. Carrying the TP2501 grade designation, it is engineered for medium to general-purpose turning operations on steel and stainless steel. The insert features an 80-degree trigon shape with a neutral hand orientation and a chamfered and honed cutting edge style. With 6 available cutting edges per insert, it delivers a low cost-per-edge for high-volume machining environments. This insert is sold individually but requires a minimum order of 10 pieces.\u003c\/p\u003e\u003cp\u003eThis insert is suited for CNC turning centers and manual lathes in job-shop, production, and contract-machining environments. Its MF2 chip breaker geometry is designed for medium-finish turning passes on steel workpieces, with secondary capability on stainless steel and cast iron. Typical applications include boring, facing, and turning operations where consistent chip control and edge security are required. It is compatible with standard WNMG-style insert pockets and toolholders using clamp, pin, or lever-lock holding methods.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCVD Duratomic multilayer coating (TiCN, Al2O3, Cr) for wear resistance and thermal stability on steel\u003c\/li\u003e\n\u003cli\u003eMF2 chip breaker geometry optimized for medium-finish turning with reliable chip evacuation\u003c\/li\u003e\n\u003cli\u003e6 cutting edges per insert reduces tooling cost in high-volume applications\u003c\/li\u003e\n\u003cli\u003eChamfered and honed cutting edge style balances edge strength with surface finish quality\u003c\/li\u003e\n\u003cli\u003eCompatible with clamp, pin, and lever-lock toolholder holding methods\u003c\/li\u003e\n\u003cli\u003eMeets ANSI and ISO standards; ISO code WNMG060404-MF2\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use in WNMG-style insert pockets accepting an 80-degree trigon insert with a 3\/8-inch inscribed circle, 3\/16-inch thickness, and 0.15-inch hole diameter. Compatible with toolholders using clamp, pin, or lever-lock insert retention. Primary workpiece material is steel (ISO P); secondary materials include stainless steel (ISO M) and cast iron (ISO K). Suitable for P10, P20, P30, and P35 material grade applications.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation is performed by machining technicians or CNC setup personnel. Before indexing or replacing inserts, ensure the machine spindle is fully stopped and the toolholder is secured. Use the correct torque tool or clamping screw specified by the toolholder manufacturer — do not overtighten, as this can fracture the carbide insert. Inspect the insert pocket and seating surface for chips or debris before seating a new insert.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Style\u003c\/strong\u003e: WNMG\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustry Standard Number\u003c\/strong\u003e: WNMG331-MF2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO Code\u003c\/strong\u003e: WNMG060404-MF2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Grade\u003c\/strong\u003e: TP2501\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Material\u003c\/strong\u003e: Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating Process\u003c\/strong\u003e: CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating Designation\u003c\/strong\u003e: Duratomic (TiCN, Al2O3, Cr)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip Breaker\u003c\/strong\u003e: MF2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Shape\u003c\/strong\u003e: Trigon (80 degrees)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Hand\u003c\/strong\u003e: Neutral\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Edge Style\u003c\/strong\u003e: Chamfered and Honed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Cutting Edges\u003c\/strong\u003e: 6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed Circle\u003c\/strong\u003e: 3\/8 inches (0.3750 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Thickness\u003c\/strong\u003e: 3\/16 inches (0.1874 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner Radius\u003c\/strong\u003e: 1\/64 inches (0.0157 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHole Diameter\u003c\/strong\u003e: 0.1500 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Length\u003c\/strong\u003e: 0.5118 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Depth of Cut\u003c\/strong\u003e: 0.2480 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRake\u003c\/strong\u003e: Negative\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelief Angle\u003c\/strong\u003e: 0 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance Code\u003c\/strong\u003e: N\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance Code\u003c\/strong\u003e: M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Holding Method\u003c\/strong\u003e: Clamp, Pin, Lever Lock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Workpiece Material\u003c\/strong\u003e: Steel (Code P)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Workpiece Material\u003c\/strong\u003e: Stainless Steel (Code M), Cast Iron (Code K)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Grade\u003c\/strong\u003e: P10, P20, P30, P35\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Use Application\u003c\/strong\u003e: Boring, Facing, Turning\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: ANSI, ISO\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.01 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1 insert per package\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Order Quantity\u003c\/strong\u003e: 10\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: SECO\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 02959838\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SECO TOOLS","offers":[{"title":"Default Title","offer_id":51563068227890,"sku":"02959838","price":276.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/3073e69dbad5d84c1cbc158b7fd3a32f_2d60fa9b-eb2e-4d60-aa8e-2eb932ada6c9.jpg?v=1786489639","url":"https:\/\/voomisupply.com\/products\/seco-02959838-wnmg331-mf2-turning-insert-trigon-carbide","provider":"Voomi Supply","version":"1.0","type":"link"}