{"product_id":"kennametal-5066221-indexable-drill-insert-trigon-kcu40","title":"Kennametal 5066221 Indexable Drill Insert Trigon KCU40","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe KENNAMETAL 5066221 is a solid carbide indexable drill insert designed for use in indexable insert drills in metal-cutting applications. Built to the DFT insert style with a Trigon (84-degree included angle) geometry, this insert features a 15 mm (0.5906 inches) inscribed circle and a 0.2067-inch thickness. It carries a KCU40 grade designation and a PVD-applied TiN\/TiAlN dual-layer coating that supports higher cutting speeds and improved wear resistance. The HP chipbreaker geometry promotes controlled chip formation in demanding drilling operations. Installation and replacement are performed by machinists and toolroom professionals on CNC and manual drilling equipment.\u003c\/p\u003e\n\u003cp\u003eThis insert is suited for indexable drill toolholders requiring a DFT-style Trigon insert with a 15 mm inscribed circle and a neutral hand orientation. Typical applications include through-hole and blind-hole drilling in ferrous and non-ferrous metals where consistent bore quality and tool life are priorities. The 0.0313-inch (0.79 mm) corner radius and 9-degree relief angle make it appropriate for medium to finish-range drilling passes. It is sold individually with a minimum order quantity of 5 units.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eDFT insert style with Trigon shape and 84-degree included angle for positive cutting geometry\u003c\/li\u003e\n  \u003cli\u003eKCU40 solid carbide grade with PVD-applied TiN\/TiAlN coating for wear resistance and thermal protection\u003c\/li\u003e\n  \u003cli\u003eHP chipbreaker for controlled chip evacuation in deep-hole and interrupted-cut drilling\u003c\/li\u003e\n  \u003cli\u003e15 mm inscribed circle (0.5906 inches) with 9-degree relief angle for clearance in tight-tolerance bores\u003c\/li\u003e\n  \u003cli\u003e0.0313-inch corner radius for a balance of edge strength and surface finish\u003c\/li\u003e\n  \u003cli\u003eNeutral hand orientation for flexible toolholder compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a DFT-style replacement indexable drill insert for toolholders accepting a Trigon insert with a 15 mm inscribed circle, insert size 090508, and neutral hand orientation. Specific toolholder compatibility should be confirmed against the toolholder manufacturer documentation before ordering.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInsert replacement should be performed by a qualified machinist or toolroom technician with the machine powered down and the spindle locked. Use the correct torx or hex key specified by the toolholder manufacturer to seat the insert clamp to the proper feel without over-torquing the retention screw. Inspect the insert pocket for chips, debris, or wear before seating the new insert. Always verify insert orientation and hand before resuming cutting operations.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Style\u003c\/strong\u003e: DFT\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape\u003c\/strong\u003e: Trigon\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncluded Angle\u003c\/strong\u003e: 84 degrees\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Grade\u003c\/strong\u003e: KCU40\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\/TiAlN (PVD)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChipbreaker\u003c\/strong\u003e: HP\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInscribed Circle\u003c\/strong\u003e: 15 mm (0.5906 inches)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Size\u003c\/strong\u003e: 090508\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 0.2067 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 0.3906 inches (9.92 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCorner Radius\u003c\/strong\u003e: 0.0313 inches (0.79 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRelief Angle\u003c\/strong\u003e: 9 degrees\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHole Diameter\u003c\/strong\u003e: 0.2165 inches (5.5 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Hand\u003c\/strong\u003e: Neutral\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoating Process\u003c\/strong\u003e: PVD\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Dimensions\u003c\/strong\u003e: 11.7 inches x 2.4 inches x 2.2 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.008 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1 (Minimum Order Quantity: 5)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 23242105\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\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: 5066221\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KENNAMETAL","offers":[{"title":"Default Title","offer_id":51749539905842,"sku":"5066221","price":274.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/b7872c95c5caff94397032ccdde695b1_970c7f5d-1259-4735-be24-5fadc34d9015.jpg?v=1788907378","url":"https:\/\/voomisupply.com\/products\/kennametal-5066221-indexable-drill-insert-trigon-kcu40","provider":"Voomi Supply","version":"1.0","type":"link"}