{"product_id":"walter-titex-7577885-micro-drill-bit-0-0591-in-solid-carbide","title":"Walter-titex 7577885 Micro Drill Bit 0.0591 in Solid Carbide","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe WALTER-TITEX 7577885 is a solid carbide micro drill bit designed for precision drilling in demanding industrial and machining applications. With a 0.0591-inch diameter and a 140-degree point angle, it delivers accurate hole entry and minimal walking on hard and abrasive workpiece materials. The AlCrN coating improves thermal resistance and extends tool life in high-speed operations. The through-coolant design channels cutting fluid directly to the cutting edge, reducing heat buildup and aiding chip evacuation in deep or blind holes. Overall length is 2.244 inches, with a straight-cylindrical shank conforming to DIN 6535 HA. This bit is installed and run by machinists and CNC tooling technicians.\u003c\/p\u003e\u003cp\u003eThis micro drill bit is suited for blind hole, stack drilling, and through hole drilling operations across a wide range of materials. Primary workpiece materials include cast iron, non-ferrous metal, stainless steel, and steel. Secondary workpiece materials include cobalt, glass, graphite, iron alloy, nickel, titanium, and titanium alloy. The 8xD flute-to-diameter ratio and 0.669-inch flute length support controlled chip removal at depth, making this bit appropriate for tight-tolerance production machining environments where micro-diameter holes are required.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e0.0591-inch diameter with 140-degree split point for precise entry and reduced thrust\u003c\/li\u003e\n\u003cli\u003eSolid carbide construction for rigidity and wear resistance in hard materials\u003c\/li\u003e\n\u003cli\u003eAlCrN coating provides thermal protection and extended tool life\u003c\/li\u003e\n\u003cli\u003eThrough-coolant capability supports chip evacuation in blind and deep holes\u003c\/li\u003e\n\u003cli\u003eStraight-cylindrical shank meets DIN 6535 HA standard for consistent tool holding\u003c\/li\u003e\n\u003cli\u003eRight-hand cut with 8xD flute ratio suitable for blind hole, stack, and through hole drilling\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use in CNC machining centers and drill presses equipped with through-coolant toolholders accepting a 0.118-inch straight-cylindrical shank. Compatible with workpiece materials including cast iron, stainless steel, steel, non-ferrous metals, titanium, titanium alloy, nickel, cobalt, graphite, glass, and iron alloys per the Series DB133-08-A1 specification.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eThis bit is installed by machinists or CNC tooling technicians using a collet or hydraulic chuck rated for the 0.118-inch shank diameter. Confirm through-coolant supply is active before drilling operations begin, as dry running at micro diameters accelerates tool wear. Verify spindle runout is within acceptable tolerance before mounting micro-diameter tooling, as even minor runout can cause breakage. Follow machine tool manufacturer guidelines and applicable shop safety procedures when handling carbide tooling.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter\u003c\/strong\u003e: 0.0591 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 2.244 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Length\u003c\/strong\u003e: 0.669 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Diameter\u003c\/strong\u003e: 0.118 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Point Angle\u003c\/strong\u003e: 140 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Direction\u003c\/strong\u003e: Right Hand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTool Material\u003c\/strong\u003e: Solid Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating\u003c\/strong\u003e: AlCrN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type\u003c\/strong\u003e: Straight-Cylindrical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoolant Through\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Drilling Depth\u003c\/strong\u003e: 14.00 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute By Diameter Ratio\u003c\/strong\u003e: 8xD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter Tolerance\u003c\/strong\u003e: m7\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: DIN 6535 HA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: DB133-08-A1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Dimensions\u003c\/strong\u003e: 3.19 inches L x 0.47 inches W x 0.47 inches H\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.01 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: WALTER-TITEX\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 7577885\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WALTER-TITEX","offers":[{"title":"Default Title","offer_id":51730430984498,"sku":"7577885","price":297.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/1ea29462809c4e4a6ad92f5bfd40516b_2758ab67-2ad2-49ea-9081-c15bea07bdce.jpg?v=1788717326","url":"https:\/\/voomisupply.com\/products\/walter-titex-7577885-micro-drill-bit-0-0591-in-solid-carbide","provider":"Voomi Supply","version":"1.0","type":"link"}