{"product_id":"55-64-reduced-shank-hss-drill-bit-1-2-shank-d-arsd-series_d-arsd55-64","title":"55\/64\" Reduced Shank Drill Bit | HSS | 1\/2\" Shank | D\/ARSD55\/64","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 55\/64\" (0.859375\")\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank:\u003c\/strong\u003e 1\/2\"\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-Speed Steel (HSS)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e D\/ARSD\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eReduced shank design:\u003c\/strong\u003e Large drill diameter paired with a 1\/2\" shank to enable use in smaller chucks while drilling.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHSS construction:\u003c\/strong\u003e Provides heat resistance for metal drilling and longer bit life when used with proper feeds and speeds.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCutting geometry:\u003c\/strong\u003e Optimized for stable chip evacuation and reduced guidance drift in metal-plug drilling scenarios.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLarge-diameter capability:\u003c\/strong\u003e Enables 55\/64\" holes without resizing tooling on machines with limited chuck capacity.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eUse case:\u003c\/strong\u003e Designed for general metalworking environments where large-diameter holes are required and a 1\/2\" shank is standard.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eShank size:\u003c\/strong\u003e 1\/2\"\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOverall diameter (hole size):\u003c\/strong\u003e 55\/64\" (0.8593\")\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Not specified\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Not specified\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNotes:\u003c\/strong\u003e Information provided as listed; no additional coatings or treatments specified.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312670175511,"sku":"D\/ARSD55\/64","price":23.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-a3f33-64_779e880f-9013-4984-aa04-4c26d21a38f6.jpg?v=1771714619","url":"https:\/\/mutualscrew.com\/products\/55-64-reduced-shank-hss-drill-bit-1-2-shank-d-arsd-series_d-arsd55-64","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}