{"product_id":"kennametal-4137020-grooving-insert-kcp25-carbide-tin","title":"Kennametal 4137020 Grooving Insert KCP25 Carbide Tin","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe KENNAMETAL 4137020 is a solid carbide grooving insert designed for precision grooving and parting operations on CNC lathes and turning centers. Featuring a KCP25 manufacturer grade substrate with a CVD-applied TiN finish, this insert delivers consistent cutting performance across a range of metalworking applications. It carries a neutral hand orientation with a 3.05 mm cutting width and a maximum depth of cut of 3.50 mm. The GMN chip breaker geometry promotes controlled chip evacuation during groove profiling. Machinists and CNC operators working in production turning environments install this insert as a direct, indexed replacement in compatible A4 series toolholders.\u003c\/p\u003e\u003cp\u003eThis insert is suited for grooving operations on ferrous and non-ferrous workpieces in both production and job-shop turning environments. The A4G-U insert style fits A4 series grooving systems and is appropriate for external grooving at moderate depths. Its neutral rake angle and 0-degree lead angle make it suitable for straight-plunge grooving without directional bias. The multi-use designation indicates the insert is compatible with more than one cutting position within the toolholder seat.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eKCP25 grade carbide substrate with CVD TiN coating for wear resistance in steel and cast iron grooving\u003c\/li\u003e\n\u003cli\u003e3.05 mm cutting width with a maximum depth of cut of 3.50 mm (depth range: 3.00 mm to 4.00 mm)\u003c\/li\u003e\n\u003cli\u003eGMN chip breaker geometry for controlled chip flow during plunge grooving\u003c\/li\u003e\n\u003cli\u003eNeutral hand and 0-degree rake angle for straight-plunge application without directional preference\u003c\/li\u003e\n\u003cli\u003e0.20 mm corner radius for groove profile definition and edge strength\u003c\/li\u003e\n\u003cli\u003eMulti-use insert — indexes to a second cutting edge to extend service life\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style replacement insert for A4 series grooving toolholders. Catalog reference number A4G0305M03U02GMN. Verify toolholder seat geometry and insert pocket dimensions before installation to confirm proper seating and clamping.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation is performed by qualified CNC machinists or tool-crib technicians. Power down and lock out the machine spindle before indexing or replacing inserts. Use the appropriate torque wrench or clamping key specified for the toolholder to avoid over-torquing the insert clamping screw. Inspect the insert pocket and clamping surfaces for chips or debris before seating the new insert.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Style\u003c\/strong\u003e: A4G-U\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: A4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Grade\u003c\/strong\u003e: KCP25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Material\u003c\/strong\u003e: Solid Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating\/Finish\u003c\/strong\u003e: TiN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating Process\u003c\/strong\u003e: CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Width\u003c\/strong\u003e: 3.05 mm (0.1200 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Depth of Cut\u003c\/strong\u003e: 3.50 mm (0.1380 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Depth of Cut Range\u003c\/strong\u003e: 3.00 mm to 4.00 mm (0.1000 to 0.1500 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Height\u003c\/strong\u003e: 4.02 mm (0.1580 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner Radius\u003c\/strong\u003e: 0.20 mm (0.0080 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Width\u003c\/strong\u003e: 2.58 mm (0.1010 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 0.787 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Thickness\u003c\/strong\u003e: 0.1580 inches\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: Neutral\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRake Angle\u003c\/strong\u003e: 0 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLead Angle\u003c\/strong\u003e: 0 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull Radius\u003c\/strong\u003e: No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip Breaker\u003c\/strong\u003e: GMN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-use Tool\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Size\u003c\/strong\u003e: 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurement Type\u003c\/strong\u003e: Metric\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.02 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 23242105\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: 4137020\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KENNAMETAL","offers":[{"title":"Default Title","offer_id":51750522782002,"sku":"4137020","price":502.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/8ae4867fb59666c6ea4a4fe31d8b34a2.jpg?v=1788916153","url":"https:\/\/voomisupply.com\/products\/kennametal-4137020-grooving-insert-kcp25-carbide-tin","provider":"Voomi Supply","version":"1.0","type":"link"}