{"product_id":"kennametal-6025891-indexable-drill-insert-kcu40-carbide","title":"Kennametal 6025891 Indexable Drill Insert KCU40 Carbide","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe KENNAMETAL 6025891 is a solid carbide indexable drill insert designed for use in indexable drilling systems where insert-style tooling is required. This insert carries the KCU40 manufacturer grade and features a PVD-applied TiAlN coating, which provides heat resistance and wear protection during demanding drilling operations. The insert follows a Trigon (84-degree included angle) geometry with a DS chipbreaker configuration. With a 4.4 mm inscribed circle, a thickness of 0.1875 inches (3\/16 inches), and a 0.8 mm corner radius, this insert is sized for precision fitment in compatible indexable drill bodies. It is installed by machinists and tooling technicians in CNC and manual drilling applications.\u003c\/p\u003e\u003cp\u003eThis insert is suited for industrial machining environments where indexable carbide tooling is used in drilling operations on a range of workpiece materials. The TiAlN coating and KCU40 grade make it appropriate for applications involving ferrous metals and other materials that benefit from a hard, thermally stable coating. The DS chipbreaker aids in chip control during through-hole and blind-hole drilling. This is a single-insert unit, packaged individually.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eKCU40 grade solid carbide substrate with PVD TiAlN coating for wear and heat resistance\u003c\/li\u003e\n\u003cli\u003eTrigon insert shape with 84-degree included angle for stable cutting geometry\u003c\/li\u003e\n\u003cli\u003eDS chipbreaker configuration for controlled chip evacuation during drilling\u003c\/li\u003e\n\u003cli\u003e4.4 mm inscribed circle diameter with 0.8 mm corner radius for precision seating\u003c\/li\u003e\n\u003cli\u003eNeutral hand orientation for broad compatibility with indexable drill bodies\u003c\/li\u003e\n\u003cli\u003eInsert size designation 070408 for cross-reference and replacement identification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style replacement or standard-fit indexable drill insert for compatible KENNAMETAL DFT-style indexable drill bodies requiring a Trigon insert with a 4.4 mm inscribed circle and KCU40 grade.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation of indexable drill inserts should be performed by qualified machinists or tooling technicians. Power down and lock out the machine before changing inserts. Use the manufacturer-specified torque wrench or insert key for clamping screws to avoid over-tightening or seat damage. Inspect the insert pocket and clamping screw for wear or debris before seating a new insert.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Style\u003c\/strong\u003e: DFT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChipbreaker\u003c\/strong\u003e: DS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Shape\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: TiAlN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating Process\u003c\/strong\u003e: PVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed Circle\u003c\/strong\u003e: 4.4 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner Radius\u003c\/strong\u003e: 0.8 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 0.1875 inches (3\/16 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Size\u003c\/strong\u003e: 070408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHole Diameter\u003c\/strong\u003e: 0.173 inches (4.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Hand\u003c\/strong\u003e: Neutral\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.016 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: 6025891\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KENNAMETAL","offers":[{"title":"Default Title","offer_id":51754710991154,"sku":"6025891","price":61.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/c26fff79b37333ad61aa7bb11cf695cd_71a26f46-98e4-4c6c-b45f-b89679c87f48.jpg?v=1788948028","url":"https:\/\/voomisupply.com\/products\/kennametal-6025891-indexable-drill-insert-kcu40-carbide","provider":"Voomi Supply","version":"1.0","type":"link"}