{"product_id":"hertel-c-e06-0561-aircraft-drill-bit-cobalt-135pt","title":"Hertel C.E06.0561 Aircraft Drill Bit Cobalt 135PT","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe HERTEL C.E06.0561 is a cobalt aircraft extension drill bit designed for drilling in hard and abrasive materials where extended reach and heat resistance are required. Built to a 135-degree split point geometry with web thinning, this bit self-centers on contact, reducing the need for a center punch on most surfaces. The straw finish is typical of heat-treated cobalt tooling. At 6 inches overall length with a 2.625-inch spiral flute, it provides the reach needed for deep-hole and structural drilling applications. Wire size 2 corresponds to a decimal diameter of 0.2210 inches. The straight cylindrical shank seats in standard drill chucks without adapters.\u003c\/p\u003e\u003cp\u003eThis bit is suited for aerospace, sheet metal, and structural fabrication work where NAS 907-compliant tooling is specified. The cobalt construction handles high-speed drilling in stainless steel, titanium, and other high-strength alloys without rapid edge breakdown. It is a general-purpose extended-length bit installed by machinists, aircraft maintenance technicians, and metal fabricators working on structural assemblies, skin panels, and frame components requiring consistent hole quality at depth.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e135-degree split point with web thinning for self-centering entry and reduced thrust\u003c\/li\u003e\n\u003cli\u003eCobalt tool material with straw finish for heat resistance in hard-metal drilling\u003c\/li\u003e\n\u003cli\u003e6-inch overall length for extended-reach drilling in structural applications\u003c\/li\u003e\n\u003cli\u003eSpiral flute with right-hand cutting direction for efficient chip evacuation\u003c\/li\u003e\n\u003cli\u003eTapered web configuration for added rigidity and point strength\u003c\/li\u003e\n\u003cli\u003eMeets NAS 907 standard for aerospace-grade drill tooling\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use in standard straight-shank drill chucks and compatible with general-purpose drilling equipment used in aerospace, metalworking, and structural fabrication environments where NAS 907-compliant tooling is required.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eThis bit is installed by machinists and aircraft maintenance technicians using standard drill presses, hand drills, or right-angle drill equipment. Ensure the workpiece is securely fixtured and the chuck is tightened fully before operation. Use appropriate cutting fluid when drilling stainless steel or titanium to extend tool life and maintain hole quality. Inspect the cutting edge for wear before each use and replace when point geometry shows signs of rounding or chipping.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Size (Wire)\u003c\/strong\u003e: 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Size (Decimal)\u003c\/strong\u003e: 0.2210 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 6 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Length\u003c\/strong\u003e: 2.625 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Diameter\u003c\/strong\u003e: 0.2210 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type\u003c\/strong\u003e: Straight Cylindrical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Flutes\u003c\/strong\u003e: 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Type\u003c\/strong\u003e: Spiral\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\u003eWeb Configuration\u003c\/strong\u003e: Tapered\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeb Thinning\u003c\/strong\u003e: Web-Thinned\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: Cobalt\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating\/Finish\u003c\/strong\u003e: Straw\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Centering\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTool Performance\u003c\/strong\u003e: General Purpose\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: NAS 907\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.06 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: HERTEL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: C.E06.0561\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HERTEL","offers":[{"title":"Default Title","offer_id":51748101652786,"sku":"C.E06.0561","price":21.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/48993628c0edd7c3f1e56f9d7f3ec31f.jpg?v=1788889076","url":"https:\/\/voomisupply.com\/products\/hertel-c-e06-0561-aircraft-drill-bit-cobalt-135pt","provider":"Voomi Supply","version":"1.0","type":"link"}