{"product_id":"20-x-12-cobalt-aircraft-extension-drill-bit_glbcox1220","title":"#20 X 12\" Aircraft Extension Drill Bit | Cobalt | GLBCOX1220","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSpecs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eDiameter: #20 (0.161 in \/ 4.09 mm)\u003c\/li\u003e \u003cli\u003eOverall length: 12 in\u003c\/li\u003e \u003cli\u003eMaterial: cobalt high-speed steel (HSS-Co, M42)\u003c\/li\u003e \u003cli\u003eType: aircraft extension drill bit for extended reach\u003c\/li\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eLong-reach 12\" extension enables deep-hole drilling and access to recessed or hard-to-reach areas\u003c\/li\u003e \u003cli\u003eCobalt alloy provides improved heat resistance and longer life when drilling tougher metals\u003c\/li\u003e \u003cli\u003ePrecision-ground tip aids stable starts and reduces wandering on hard materials\u003c\/li\u003e \u003cli\u003eFlute geometry optimized for chip evacuation in extended-length drills, helping control heat buildup\u003c\/li\u003e \u003cli\u003eBest used with cutting fluid or lubricant when drilling metals such as stainless steel or other hard alloys\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePhysical\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eOverall length: 12 inches\u003c\/li\u003e \u003cli\u003eDiameter: #20 (0.161 in \/ 4.09 mm)\u003c\/li\u003e \u003cli\u003eMaterial: cobalt HSS (M42) for enhanced wear resistance at higher temperatures\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312479760663,"sku":"GLBCOX1220","price":8.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/GLBCOX121-16_5bea7ee4-56af-4397-b5dc-4a6e645d315c.jpg?v=1771708134","url":"https:\/\/mutualscrew.com\/products\/20-x-12-cobalt-aircraft-extension-drill-bit_glbcox1220","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}