{"product_id":"kennametal-3749447-cpmt3252mf-kcp10-turning-insert","title":"Kennametal 3749447 CPMT3252MF KCP10 Turning Insert","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe KENNAMETAL 3749447 is a solid carbide turning insert in the CPMT3252MF configuration, coated with a multilayer TiCN and Al2O3 CVD coating under the KCP10 manufacturer grade. Designed for screw-on toolholders, this insert features an 80-degree diamond (rhombic) shape with a positive rake and positive side clearance. The MF chip breaker geometry targets finishing and medium machining operations. With an inscribed circle of 0.375 inches, an insert length of 9.67 mm (0.3808 inches), and a corner radius of 0.03125 inches, this insert is built for precision metal removal in production turning environments. It is installed by machinists and CNC operators in turning, facing, and boring applications.\u003c\/p\u003e\u003cp\u003eThis insert is suited for turning steel, cast iron, aluminum, and other non-ferrous materials in both roughing-to-finishing transitions and dedicated finishing passes. The KCP10 grade provides high wear resistance on steel (P-class) and moderate wear resistance with toughness on aluminum and non-ferrous workpieces (N-class). The chamfered and honed cutting edge style reduces chipping and extends edge life during continuous and interrupted cuts. Typical applications include external turning, internal boring, and facing on CNC lathes in job shop and production environments.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eKCP10 multilayer CVD coating (TiCN and Al2O3) for high wear resistance on steel and non-ferrous materials\u003c\/li\u003e\n\u003cli\u003e80-degree diamond insert shape with positive rake for reduced cutting forces during finishing cuts\u003c\/li\u003e\n\u003cli\u003eMF chip breaker geometry optimized for finishing and medium machining operations\u003c\/li\u003e\n\u003cli\u003eTwo cutting edges per insert for extended tooling economy\u003c\/li\u003e\n\u003cli\u003eScrew-on insert holding method compatible with standard CPMT-style toolholders\u003c\/li\u003e\n\u003cli\u003eMulti-use design supports turning, facing, and boring on a single insert style\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style replacement insert for screw-on CPMT-style toolholders accepting CPMT3252 geometry. Conforms to ANSI insert code CPMT3252 and ISO insert code CPMT09T308.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation is performed by qualified machinists or CNC tooling technicians. Power down and lock out the machine spindle before seating or indexing the insert. Use the correct torque driver and screw size specified by the toolholder manufacturer when securing the screw-on insert  -  overtightening the clamping screw can fracture the insert body. Inspect the insert pocket for debris or wear before installation to ensure proper seating and runout.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Insert Code\u003c\/strong\u003e: CPMT3252\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO Insert Code\u003c\/strong\u003e: CPMT09T308\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Grade\u003c\/strong\u003e: KCP10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Material\u003c\/strong\u003e: Solid Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Shape\u003c\/strong\u003e: C - Diamond (Rhombic) 80 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded Angle\u003c\/strong\u003e: 80 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed Circle\u003c\/strong\u003e: 0.375 inches (3\/8 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Length\u003c\/strong\u003e: 9.67 mm (0.3808 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Thickness\u003c\/strong\u003e: 0.1563 inches (5\/32 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner Radius\u003c\/strong\u003e: 0.03125 inches (1\/32 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHole Diameter\u003c\/strong\u003e: 0.1732 inches (4.40 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Depth of Cut\u003c\/strong\u003e: 1.25 mm (0.0492 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelief Angle\u003c\/strong\u003e: 11 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRake Angle\u003c\/strong\u003e: 0 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSide Clearance\u003c\/strong\u003e: Positive\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\u003eChip Breaker\u003c\/strong\u003e: MF\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Cutting Edges\u003c\/strong\u003e: 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating\u003c\/strong\u003e: TiCN and Al2O3 Multilayer CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating Process\u003c\/strong\u003e: MTCVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Holding Method\u003c\/strong\u003e: Screw-On\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Workpiece Material\u003c\/strong\u003e: Steel, Cast Iron, Aluminum and Non-Ferrous\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Use Application\u003c\/strong\u003e: Turning, Facing, Boring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Grade\u003c\/strong\u003e: C3, C7\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: 0.1 pounds\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: 3749447\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KENNAMETAL","offers":[{"title":"Default Title","offer_id":51739983741234,"sku":"3749447","price":212.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/d7ae39c4bce9890a1599ff7d83aab2d2.jpg?v=1788821071","url":"https:\/\/voomisupply.com\/products\/kennametal-3749447-cpmt3252mf-kcp10-turning-insert","provider":"Voomi Supply","version":"1.0","type":"link"}