{"product_id":"accupro-a-6120289r-micro-drill-bit-2-89-mm-solid-carbide","title":"Accupro A-6120289R Micro Drill Bit 2.89 Mm Solid Carbide","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe ACCUPRO A-6120289R is a solid carbide micro drill bit designed for precision drilling in tight-tolerance applications. With a 2.89 mm diameter (0.1138 inch decimal equivalent) and a 120-degree point angle, this bit delivers clean, accurate entry in hard and abrasive materials where high-speed steel tooling falls short. The bright, uncoated finish keeps the substrate visible during inspection. At 38 mm overall length with a 14 mm flute length, the compact geometry suits CNC machining centers, benchtop drill presses, and precision manual setups. A right-hand spiral flute evacuates chips efficiently, reducing heat buildup and extending tool life on small-diameter work.\u003c\/p\u003e\u003cp\u003eThis micro drill bit is suited for machining, toolroom, and light production environments where small-diameter hole accuracy matters. Typical applications include circuit board drilling, instrument components, small fixture fabrication, and precision metalworking where standard-size bits are too large. The miniature series designation indicates this bit is engineered for reduced runout and consistent ground geometry at sub-3 mm diameters. It ships individually packaged with a minimum order quantity of 10 units.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSolid carbide construction for rigidity and wear resistance in hard materials\u003c\/li\u003e\n\u003cli\u003e2.89 mm diameter with 120-degree standard point angle for clean entry\u003c\/li\u003e\n\u003cli\u003eRight-hand cut with regular spiral flute for efficient chip evacuation\u003c\/li\u003e\n\u003cli\u003eBright, uncoated finish suitable for inspection and general-purpose use\u003c\/li\u003e\n\u003cli\u003e3.00 mm straight-cylindrical shank fits standard collets and chucks\u003c\/li\u003e\n\u003cli\u003e38 mm overall length with 14 mm flute length for compact micro applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style replacement or direct-fit micro drill bit for use in any setup accepting a 3.00 mm straight-cylindrical shank in the miniature drill series.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation and use should be performed by qualified machinists or tool-and-die professionals. Ensure the machine spindle and collet or chuck are powered down and fully stopped before changing tooling. Confirm shank seating depth and runout with a dial indicator before beginning production cuts. Solid carbide tooling is brittle and should not be used in setups with excessive vibration or unsupported workpiece conditions.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter\u003c\/strong\u003e: 2.89 mm (0.1138 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoint Angle\u003c\/strong\u003e: 120 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTool Material\u003c\/strong\u003e: Solid Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating\/Finish\u003c\/strong\u003e: Bright\/Uncoated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 38 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Length\u003c\/strong\u003e: 14 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Diameter\u003c\/strong\u003e: 3.00 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type\u003c\/strong\u003e: Straight-Cylindrical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Type\u003c\/strong\u003e: Spiral (Regular)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Direction\u003c\/strong\u003e: Right Hand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoint Type\u003c\/strong\u003e: Standard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoolant Through\u003c\/strong\u003e: No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: Miniature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Weight\u003c\/strong\u003e: 0.25 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Dimensions\u003c\/strong\u003e: 1.75 inches x 2.25 inches x 0.25 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Package Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Order Quantity\u003c\/strong\u003e: 10\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: ACCUPRO\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: A-6120289R\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ACCUPRO","offers":[{"title":"Default Title","offer_id":51728515268914,"sku":"A-6120289R","price":252.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/93261e961f5c2d0231d283dc175348be.jpg?v=1788692513","url":"https:\/\/voomisupply.com\/products\/accupro-a-6120289r-micro-drill-bit-2-89-mm-solid-carbide","provider":"Voomi Supply","version":"1.0","type":"link"}