{"product_id":"drill-america-hss-reduced-shank-drill-bit-59-64-kfd-series-1-2-shank-135-split-point-black-gold","title":"Drill America HSS Reduced-Shank Drill Bit 59\/64\" KFD Series — 1\/2\" Shank, 135° Split Point, Black \u0026 Gold","description":"\u003cp\u003e\u003cstrong\u003eDrill America KFDRSD59\/64 is a 59\/64\" reduced-shank high-speed steel drill bit with a 1\/2\" shank, 135° split point, and black-and-gold surface treatment designed for hard-metal and stainless steel drilling.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt to expand the capacity of portable drill chucks, the KFDRSD Series (Killer Force) reduced-shank bits combine premium high-speed steel construction with a heavy-duty split point and corrosion-resistant surface finish. These bits let you use a larger body diameter through chucks that accept a smaller shank, so you can tackle bigger holes without switching to special tooling. Precision grinding and common flute lengths promote concentricity and quick tool changes, making them a practical choice for metalworkers, maintenance pros, and fabricators.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the reduced-shank design help when using a standard chuck?\u003c\/h3\u003e\n\n\u003cp\u003eReduced-shank drill bits let you fit a larger-diameter cutting body into a drill chuck limited by jaw size. That means you can drill larger holes without needing an oversized chuck or specialized arbor.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eProvides larger cutting diameter with smaller shank for wider hole capability.\u003c\/li\u003e\n  \u003cli\u003eWorks with common 1\/2\" chucks, increasing versatility of portable drills.\u003c\/li\u003e\n  \u003cli\u003ePrecision ground shank and body for concentric performance and reduced wobble.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials is this KFDRSD59\/64 bit best suited to cut?\u003c\/h3\u003e\n\n\u003cp\u003eThe KFDRSD bit is made from premium high-speed steel and given a black-and-gold surface treatment to improve performance in harder materials. It’s optimized for low-to-medium tensile metals and can handle stainless steel and other tougher workpieces with appropriate speeds and lubrication.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eHigh-speed steel core for toughness and wear resistance during general metal drilling.\u003c\/li\u003e\n  \u003cli\u003eBlack-and-gold surface treatment aids cutting in stainless and hard metals.\u003c\/li\u003e\n  \u003cli\u003eIdeal for steel, mild alloys, and many machine shop or maintenance applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy does the 135° split point matter for drilling performance?\u003c\/h3\u003e\n\n\u003cp\u003eThe heavy-duty 135° split point reduces walking and improves self-centering at the start of the cut. That decreases the need for pilot holes and reduces thrust, making hole starting faster and more accurate on flat surfaces.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSplit point geometry helps the bit bite instantly without excessive force.\u003c\/li\u003e\n  \u003cli\u003eReduces lateral slipping for cleaner, more accurate hole placement.\u003c\/li\u003e\n  \u003cli\u003eLower thrust extends drill life and reduces operator fatigue in handheld use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do flute length and overall dimensions affect tool changes and chip removal?\u003c\/h3\u003e\n\n\u003cp\u003eThis KFDRSD bit uses a common flute and overall length standard across the series, streamlining tool changes and reducing setup time. The right-hand spiral flutes evacuate chips upward, which keeps the cutting zone clear and reduces clogging in deeper holes.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCommon flute length across sizes simplifies bit swaps during a job.\u003c\/li\u003e\n  \u003cli\u003eRight-hand spiral flutes remove chips efficiently, improving cutting consistency.\u003c\/li\u003e\n  \u003cli\u003eBalanced geometry supports concentric rotation for smoother drilling and less chatter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: The Drill America KFDRSD59\/64 reduced-shank bit is aimed at professionals and serious hobbyists who need to enlarge their drill’s usable hole size without changing chucks. It suits machinists, maintenance technicians, metal fabricators, and shop owners who demand durable HSS performance, reliable centering, and improved hard-metal cutting capability. Choose this bit when you need larger diameters from a portable drill while maintaining concentric accuracy, efficient chip evacuation, and reduced starting wander.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this bit in a standard 1\/2\" drill chuck?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The KFDRSD59\/64 has a 1\/2\" shank designed to fit standard 1\/2\" chucks while offering a larger 59\/64\" cutting diameter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this bit suitable for stainless steel?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The HSS material plus black-and-gold surface treatment improve performance when drilling stainless and other harder metals.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52906887053624,"sku":"B00AYZ3ZIU","price":67.01,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/6799\/6984\/files\/drill-america-kfdrsd-front-packaging.jpg?v=1788514824","url":"https:\/\/kelorix.ca\/products\/drill-america-hss-reduced-shank-drill-bit-59-64-kfd-series-1-2-shank-135-split-point-black-gold","provider":"Kelorix Canada | Shop Home, Electronics, Beauty, Toys \u0026 More","version":"1.0","type":"link"}