{"product_id":"kennametal-4045151-vnmg331p-kcu10-carbide-turning-insert","title":"Kennametal 4045151 VNMG331P KCU10 Carbide Turning Insert","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe KENNAMETAL 4045151 is a solid carbide turning insert designed for precision metal removal on CNC lathes and manual turning centers. Carrying the ANSI designation VNMG331P and ISO designation VNMG160404, this insert features a 35-degree diamond (rhombic) shape and the KCU10 grade with a PVD-applied TiAlN coating. The TiAlN coating delivers high wear resistance across a broad range of cutting conditions. With a 3\/8-inch inscribed circle and a 1\/64-inch corner radius, the insert is suited to medium-depth finishing and semi-finishing operations. Licensed machinists, toolroom operators, and CNC programmers working in job shop or production environments install and index this insert as part of standard tooling maintenance.\u003c\/p\u003e\u003cp\u003eThis insert is optimized for turning, facing, boring, back turning, and back boring operations. Primary workpiece materials include steel, stainless steel, cast iron, superalloys, and titanium, aligning with ISO material codes P, M, K, N, S, and H. The KCU10 grade provides a high-wear-resistance to moderate-wear-resistance and toughness balance across those material groups. The KENLOC series chip breaker geometry targets medium machining conditions, helping control chip formation during mid-range feed and depth-of-cut passes. The insert carries four usable cutting edges, maximizing cost-per-edge value on high-volume turning programs.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eVNMG331P \/ VNMG160404 geometry with 35-degree diamond insert shape for access in tight clearance setups\u003c\/li\u003e\n\u003cli\u003eKCU10 grade with PVD TiAlN coating for high wear resistance on steel, stainless, and superalloy workpieces\u003c\/li\u003e\n\u003cli\u003eFour cutting edges per insert with neutral hand orientation for flexible toolholder pairing\u003c\/li\u003e\n\u003cli\u003eKENLOC series chip breaker targets medium machining chip control across a range of feeds\u003c\/li\u003e\n\u003cli\u003eHoned cutting edge style reduces microchipping at entry and exit\u003c\/li\u003e\n\u003cli\u003eCompatible with clamp and pin insert holding methods; negative rake, negative side clearance geometry\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style replacement insert for KENNAMETAL KENLOC series toolholders accepting VNMG331 (ANSI) or VNMG160404 (ISO) inserts with a clamp or pin holding method.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInsert indexing and replacement should be performed by a qualified machinist or toolroom technician with the machine in a full stop, spindle locked, and all energy sources isolated per LOTO procedures. Use the correct torque wrench and manufacturer-specified clamp hardware when seating the insert to avoid microcracking the carbide substrate. Inspect the toolholder pocket and clamp for wear or debris before seating a new insert. Verify depth-of-cut and feed rate parameters are within the grade and chip breaker range before resuming cuts.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Insert Code\u003c\/strong\u003e: VNMG331P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO Insert Code\u003c\/strong\u003e: VNMG160404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Shape\u003c\/strong\u003e: V - Diamond (Rhombic) 35 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Grade\u003c\/strong\u003e: KCU10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating\u003c\/strong\u003e: TiAlN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating Process\u003c\/strong\u003e: PVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Material\u003c\/strong\u003e: Solid Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed Circle\u003c\/strong\u003e: 3\/8 inch (0.3750 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner Radius\u003c\/strong\u003e: 1\/64 inch (0.0156 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Thickness\u003c\/strong\u003e: 3\/16 inch (0.1875 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Length\u003c\/strong\u003e: 1.3076 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\u003eMaximum Depth of Cut\u003c\/strong\u003e: 0.4354 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Cutting Edges\u003c\/strong\u003e: 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Hand\u003c\/strong\u003e: Neutral\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRake\u003c\/strong\u003e: Negative\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRake Angle\u003c\/strong\u003e: 10 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSide Clearance\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\u003eCutting Edge Style\u003c\/strong\u003e: Honed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip Breaker\u003c\/strong\u003e: Common (KENLOC Series)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip Breaker Operation\u003c\/strong\u003e: Medium Machining\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Holding Method\u003c\/strong\u003e: Clamp and Pin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Workpiece Materials\u003c\/strong\u003e: Steel, Stainless Steel, Superalloys, Titanium, Cast Iron, Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Grade\u003c\/strong\u003e: C3, C4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: ANSI, ISO\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Use Applications\u003c\/strong\u003e: Turning, Facing, Boring, Back Turning, Back Boring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Dimensions\u003c\/strong\u003e: 2.4 inches H x 7.2 inches W x 14.8 inches L\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.02 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1 insert per package (minimum order quantity: 5)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: KENNAMETAL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 4045151\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KENNAMETAL","offers":[{"title":"Default Title","offer_id":51747582607666,"sku":"4045151","price":223.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/12d20ec6b38938a0663ccdce9858998b.jpg?v=1788882883","url":"https:\/\/voomisupply.com\/products\/kennametal-4045151-vnmg331p-kcu10-carbide-turning-insert","provider":"Voomi Supply","version":"1.0","type":"link"}