{"product_id":"kennametal-1161938-turning-insert-kc730-tin-55-diamond","title":"Kennametal 1161938 Turning Insert KC730 Tin 55 Diamond","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe KENNAMETAL 1161938 is a solid carbide turning insert in the DPGT21.50.5HP configuration, grade KC730, with a Physical Vapor Deposition (PVD) TiN coating. It is a 55-degree diamond (rhombic) shaped insert designed for finishing operations in CNC and manual turning applications. The insert measures 7.75 mm (0.6104 inches) in length with a 0.25-inch inscribed circle, a 0.0079-inch corner radius, and a 0.0938-inch thickness. The neutral hand orientation and positive rake geometry make it well suited for precision material removal with reduced cutting forces. Installation and operation require standard screw-on toolholders compatible with DPGT-style inserts.\u003c\/p\u003e\u003cp\u003eThis insert is intended for finishing passes on steel, stainless steel, cast iron, and superalloys and titanium, corresponding to ISO material groups P, M, K, and S. The HP chip breaker geometry is optimized for finishing cuts with a maximum depth of cut of 1.25 mm (0.0492 inches). Typical applications include turning, facing, boring, back turning, and back boring on CNC lathes and turning centers in production machining environments. The insert is sold individually per package with a minimum order quantity of 5 units. Machinists and CNC operators in job shops and production facilities are the primary users of this insert.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eKC730 grade with PVD TiN coating delivers high wear resistance suitable for steel, stainless steel, and cast iron\u003c\/li\u003e\n\u003cli\u003e55-degree diamond insert shape (DPGT) provides a sharp, positive cutting geometry for finishing operations\u003c\/li\u003e\n\u003cli\u003eHP chip breaker optimized for finishing cuts and effective chip control at light depths of cut\u003c\/li\u003e\n\u003cli\u003ePositive rake angle of 15 degrees reduces cutting forces on the workpiece\u003c\/li\u003e\n\u003cli\u003eScrew-on insert holding method for secure, repeatable seating in compatible toolholders\u003c\/li\u003e\n\u003cli\u003eTwo cutting edges per insert maximize tool life before replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use in screw-on style DPGT toolholders accepting a 0.25-inch inscribed circle insert. Conforms to ANSI insert code DPGT21505 and ISO insert code DPGT070202. Compatible with toolholders rated for ANSI size code 21505 inserts.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eThis insert is installed and replaced by machinists or CNC tooling technicians. Power down and lock out the machine spindle before changing inserts. Seat the insert fully against the toolholder pocket and tighten the mounting screw to the toolholder manufacturer's specified torque. Inspect the insert pocket and clamping screw for wear or damage before installing a new insert.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Insert Code\u003c\/strong\u003e: DPGT21505\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO Insert Code\u003c\/strong\u003e: DPGT070202\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Style\u003c\/strong\u003e: DPGT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Shape\u003c\/strong\u003e: D - Diamond (Rhombic) 55 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Grade\u003c\/strong\u003e: KC730\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating\u003c\/strong\u003e: TiN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating Process\u003c\/strong\u003e: PVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip Breaker\u003c\/strong\u003e: HP (Finishing)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Hand\u003c\/strong\u003e: Neutral\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed Circle\u003c\/strong\u003e: 0.25 inches (1\/4 inch)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Length\u003c\/strong\u003e: 7.75 mm (0.6104 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Thickness\u003c\/strong\u003e: 0.0938 inches (3\/32 inch)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner Radius\u003c\/strong\u003e: 0.0079 inches (1\/128 inch)\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\u003eHole Diameter\u003c\/strong\u003e: 0.1142 inches (2.80 mm)\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: 15 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: Honed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Cutting Edges\u003c\/strong\u003e: 2\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 Materials\u003c\/strong\u003e: Steel, Stainless Steel, Cast Iron, Superalloys and Titanium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Material\u003c\/strong\u003e: Solid Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Grade\u003c\/strong\u003e: C2, C3, C4\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: 0.002 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: 1161938\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KENNAMETAL","offers":[{"title":"Default Title","offer_id":51727099724082,"sku":"1161938","price":196.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/73378070dbb23559527d57b05d86a9d1.jpg?v=1788673314","url":"https:\/\/voomisupply.com\/products\/kennametal-1161938-turning-insert-kc730-tin-55-diamond","provider":"Voomi Supply","version":"1.0","type":"link"}