{"product_id":"21-32-hss-reduced-shank-drill-bit-3-8-shank-dwdrsd-series_dwdrsd3-8x21-32","title":"21\/32\" Reduced Shank Drill Bit | HSS | 3\/8\" Shank | DWDRSD3\/8X21\/32","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 21\/32\" (0.65625\")\u003c\/li\u003e \u003cli\u003eShank diameter: 3\/8\" (0.375\")\u003c\/li\u003e \u003cli\u003eMaterial: High-Speed Steel (HSS)\u003c\/li\u003e \u003cli\u003eSeries: DWDRSD\u003c\/li\u003e \u003cli\u003eCount: 1 PC\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eLarge-diameter drilling capability: 21\/32\" hole in metal and non-ferrous materials when used with proper lubrication and feed rates.\u003c\/li\u003e \u003cli\u003eReduced shank design: 3\/8\" shank minimizes interference in tight drill setups while preserving the large cutting diameter.\u003c\/li\u003e \u003cli\u003eDurable HSS construction: suited for standard metal drilling tasks with predictable wear resistance.\u003c\/li\u003e \u003cli\u003eDWDRSD series reliability: emphasizes consistent hole accuracy and steady cutting performance in typical workshop environments.\u003c\/li\u003e \u003cli\u003ePractical use cases: brackets, plates, and fabrication tasks requiring a single large-diameter hole in steel, aluminum, brass, and similar metals.\u003c\/li\u003e \u003cli\u003eOperational guidance: apply appropriate lubrication and maintain moderate feeds to manage mechanical stress from larger holes.\u003c\/li\u003e \u003cli\u003eTips for use: secure the workpiece, use a pilot hole if needed, and monitor chip evacuation to prevent binding.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCutting diameter: 21\/32\" (0.65625\")\u003c\/li\u003e \u003cli\u003eShank size: 3\/8\" (0.375\")\u003c\/li\u003e \u003cli\u003eMaterial: High-Speed Steel (HSS)\u003c\/li\u003e \u003cli\u003eSeries: DWDRSD\u003c\/li\u003e \u003cli\u003eCount: 1 PC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312704549143,"sku":"DWDRSD3\/8X21\/32","price":15.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-a3f33-64_9f69dc0b-a6ec-4f21-8fe5-eed09d39e542.jpg?v=1771715798","url":"https:\/\/mutualscrew.com\/products\/21-32-hss-reduced-shank-drill-bit-3-8-shank-dwdrsd-series_dwdrsd3-8x21-32","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}