{"product_id":"hertel-74132077-screw-machine-drill-bit-size-9-cobalt","title":"Hertel 74132077 Screw Machine Drill Bit Size 9 Cobalt","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe HERTEL 74132077 is a screw machine length drill bit designed for high-production drilling in metal fabrication, machining, and maintenance applications. Built from cobalt tool steel with a titanium aluminum nitride (TiAlN) coating, this bit handles elevated heat and abrasion better than standard high-speed steel. It carries a 135-degree split point that starts on contact without a center punch, reducing walking on hard or interrupted surfaces. At 2.25 inches overall length, the stub-length format increases rigidity and reduces deflection in short-hole drilling operations. The 0.1960-inch diameter corresponds to a wire gauge size 9.\u003c\/p\u003e\u003cp\u003eThis bit suits close-tolerance drilling in steel, stainless, cast iron, and other ferrous materials where heat buildup shortens tool life. The TiAlN coating extends tool life in dry or near-dry cutting conditions common in production machining environments. The straight cylindrical shank fits standard drill chucks on CNC machining centers, drill presses, and portable power tools. Right-hand cut with a regular spiral flute, this is a direct-use replacement in most standard drill press or hand-drill setups requiring a size 9 wire gauge diameter.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCobalt tool steel construction resists heat and wear in ferrous and hard-alloy drilling\u003c\/li\u003e\n\u003cli\u003eTiAlN coating extends tool life in dry and low-coolant cutting conditions\u003c\/li\u003e\n\u003cli\u003e135-degree split point starts on contact, no center punch required\u003c\/li\u003e\n\u003cli\u003eWeb-thinned, parallel-web design reduces thrust force and improves chip evacuation\u003c\/li\u003e\n\u003cli\u003eStub screw machine length increases rigidity and reduces deflection\u003c\/li\u003e\n\u003cli\u003eStraight cylindrical shank fits standard drill chucks without adapters\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as a direct-fit replacement for wire gauge size 9 screw machine length drill bits used in standard drill chucks accepting a straight cylindrical shank.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eA licensed machinist or qualified technician should inspect the chuck and spindle for runout before installing a new bit. Secure the shank fully in the chuck and verify concentricity before beginning a cut. Use appropriate eye protection and machine guarding per applicable shop safety standards. Coolant-through is not supported on this bit; use external coolant or dry-cutting technique appropriate to the workpiece material.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Size (Wire)\u003c\/strong\u003e: 9\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Size (Decimal Inch)\u003c\/strong\u003e: 0.1960 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTool Material\u003c\/strong\u003e: Cobalt\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating\/Finish\u003c\/strong\u003e: TiAlN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Point Angle\u003c\/strong\u003e: 135 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoint Type\u003c\/strong\u003e: Split\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Direction\u003c\/strong\u003e: Right Hand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Type\u003c\/strong\u003e: Spiral\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpiral Type\u003c\/strong\u003e: Regular\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type\u003c\/strong\u003e: Straight-Cylindrical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 2.25 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Length\u003c\/strong\u003e: 1.1875 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeb Configuration\u003c\/strong\u003e: Parallel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeb Thinning\u003c\/strong\u003e: Web-Thinned\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoolant Through\u003c\/strong\u003e: No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Size Range\u003c\/strong\u003e: 0.1500 to 0.2000 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.09 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: HERTEL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 74132077\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HERTEL","offers":[{"title":"Default Title","offer_id":51743264375090,"sku":"74132077","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/0bf8bb4b1b7ed27df40466c84665c5f5.jpg?v=1788844706","url":"https:\/\/voomisupply.com\/products\/hertel-74132077-screw-machine-drill-bit-size-9-cobalt","provider":"Voomi Supply","version":"1.0","type":"link"}