{"product_id":"seco-00077640-milling-insert-octagon-f40m-solid-carbide","title":"Seco 00077640 Milling Insert Octagon F40M Solid Carbide","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe SECO 00077640 is a solid carbide milling insert in an octagon shape, designed for use in indexable face and shoulder milling operations. Manufactured to ANSI and ISO standards under the OFMT-05 series, it carries the F40M fine-grain grade and a dual-layer TiAlN and TiN PVD coating. The insert measures 0.5189 inches in diameter (inscribed circle), 0.1874 inches thick, and offers a maximum depth of cut of 0.1063 inches. With 8 usable cutting edges and a right-hand orientation, it delivers consistent performance in high-production environments. Licensed machinists and CNC operators install this insert in compatible SECO milling cutter bodies.\u003c\/p\u003e\u003cp\u003eThis insert is suited for milling applications across a wide range of workpiece materials, including steel, stainless steel, cast iron, non-ferrous metals, superalloys, and titanium. The M14 chip breaker geometry supports stable chip evacuation across these material groups. The neutral rake angle and T-Land cutting edge style make it a reliable choice for both roughing and general-purpose milling passes in ferrous and difficult-to-machine materials on CNC machining centers.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOctagon insert shape with 8 cutting edges for maximum index life per insert\u003c\/li\u003e\n\u003cli\u003eF40M fine-grain solid carbide substrate with TiAlN and TiN PVD dual-layer coating\u003c\/li\u003e\n\u003cli\u003eM14 chip breaker optimized for steel, cast iron, superalloys, and titanium\u003c\/li\u003e\n\u003cli\u003eMaximum depth of cut of 0.1063 inches with a 0.0197-inch corner radius\u003c\/li\u003e\n\u003cli\u003eNeutral rake angle and T-Land cutting edge style for controlled edge engagement\u003c\/li\u003e\n\u003cli\u003eSingle-sided, screw-held insert with right-hand cutting orientation\u003c\/li\u003e\n\u003cli\u003eCompliant with ISO standards; ANSI code OFMT050405TR-M14\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eCompatible with SECO cutter series R217.43-05 and R220.43-05. Designed as a direct OEM-style replacement insert for OFMT-05 series milling cutter bodies.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation is performed by qualified machinists or tooling technicians. Always power down and lock out the machine spindle before indexing or replacing inserts. Use the appropriate torx or hex key as specified by the cutter body manufacturer when tightening the insert screw, and verify the insert is fully seated and secure before resuming cuts. Inspect the cutter body pocket and screw for wear or damage at each insert change.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Style\u003c\/strong\u003e: OFMT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Shape\u003c\/strong\u003e: Octagon\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: OFMT-05\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Grade\u003c\/strong\u003e: F40M\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: Fine Grain\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating\u003c\/strong\u003e: TiAlN and TiN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating Process\u003c\/strong\u003e: PVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Cutting Edges\u003c\/strong\u003e: 8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed Circle\u003c\/strong\u003e: 0.5189 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 0.1874 inches (3\/16 inch nominal)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner Radius\u003c\/strong\u003e: 0.0197 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Edge Effective Length\u003c\/strong\u003e: 0.2161 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Depth of Cut\u003c\/strong\u003e: 0.1063 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHole Diameter\u003c\/strong\u003e: 0.1772 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelief Angle\u003c\/strong\u003e: 26 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRake Angle\u003c\/strong\u003e: 0 degrees (Neutral)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Edge Style\u003c\/strong\u003e: T-Land\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip Breaker\u003c\/strong\u003e: M14\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Hand\u003c\/strong\u003e: Right Hand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Holding Method\u003c\/strong\u003e: Screw\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSided\u003c\/strong\u003e: Single\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded Angle\u003c\/strong\u003e: 135 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Workpiece Material\u003c\/strong\u003e: Steel, Cast Iron, Superalloys and Titanium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Workpiece Material\u003c\/strong\u003e: Cast Iron, Non-Ferrous Metal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Code\u003c\/strong\u003e: OFMT050405TR-M14\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO Code\u003c\/strong\u003e: OFMT050405TR-M14\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: ISO\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.12 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: SECO\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 00077640\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SECO TOOLS","offers":[{"title":"Default Title","offer_id":51559577878834,"sku":"00077640","price":39.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/d6c6106f483e018d6acd7412b1c11d9b.jpg?v=1786435839","url":"https:\/\/voomisupply.com\/products\/seco-00077640-milling-insert-octagon-f40m-solid-carbide","provider":"Voomi Supply","version":"1.0","type":"link"}