{"product_id":"39-64-reduced-shank-hss-drill-bit-1-2-3-flat-shank-d-a3f-series_d-a3f39-64","title":"39\/64\" Reduced Shank Drill Bit | HSS | 1\/2\" 3-Flat Shank | D\/A3F39\/64","description":"\u003cdiv\u003e\n\u003cp\u003eTechnical specification for a single [1 PC] 39\/64\" Reduced Shank HSS Drill Bit, 1\/2\" cutting diameter, 3-flat shank, D\/A3F Series.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eQuantity: 1\u003c\/li\u003e \u003cli\u003eCutting diameter: 1\/2\" (0.500\")\u003c\/li\u003e \u003cli\u003eShank: 3-flat\u003c\/li\u003e \u003cli\u003eReduced shank: 39\/64\"\u003c\/li\u003e \u003cli\u003eMaterial: High-Speed Steel (HSS)\u003c\/li\u003e \u003cli\u003eSeries: D\/A3F\u003c\/li\u003e \u003cli\u003ePackage includes: 1 drill bit\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eHSS construction provides durability for drilling metals such as steel and aluminum at standard machining speeds.\u003c\/li\u003e \u003cli\u003e3-flat shank design improves torque transfer and minimizes slipping in holders compatible with 3-flat profiles.\u003c\/li\u003e \u003cli\u003eReduced shank size of 39\/64\" preserves overall shank length while enabling use in compact setups.\u003c\/li\u003e \u003cli\u003ePart of the D\/A3F Series, offering a standardized option for shop tooling and replacements.\u003c\/li\u003e \u003cli\u003eSold as a single piece for straightforward stocking and replacement.\u003c\/li\u003e \u003cli\u003eSuitable for metal drilling in ferrous and non-ferrous materials when using appropriate feeds and speeds.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCutting diameter: 1\/2\"\u003c\/li\u003e \u003cli\u003eShank type: 3-flat\u003c\/li\u003e \u003cli\u003eReduced shank: 39\/64\"\u003c\/li\u003e \u003cli\u003eMaterial: High-Speed Steel (HSS)\u003c\/li\u003e \u003cli\u003eSeries: D\/A3F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312665325847,"sku":"D\/A3F39\/64","price":16.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-a3f33-64_3fd81dec-4c70-4c4a-b1c1-c702e2f49056.jpg?v=1771714372","url":"https:\/\/mutualscrew.com\/products\/39-64-reduced-shank-hss-drill-bit-1-2-3-flat-shank-d-a3f-series_d-a3f39-64","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}