{"product_id":"amoolo-1-4-inch-cobalt-drill-bit-set-10-pcs-m35-hss-for-hard-metals","title":"amoolo 1\/4 inch Cobalt Drill Bit Set (10 Pcs) – M35 HSS for Hard Metals","description":"\u003cp\u003eMeet the amoolo 1\/4 inch cobalt drill bit set, a compact kit designed to tackle harder materials with steadier precision. Each bit is built with M35 high speed steel containing 5% cobalt, offering improved wear resistance and longer life compared with standard HSS bits. The result is a cleaner hole and less downtime spent changing bits.\u003c\/p\u003e\n\u003cp\u003eThe kit includes 10 bits, all sized 1\/4 inch in diameter and 2-3\/4 inches in flute length (69.85 mm). This combination is sized for common metalworking tasks and fits a wide range of power drills currently on the market, making it a practical addition to home shops and professional garages alike.\u003c\/p\u003e\n\u003ch3\u003eWhy these bits perform well\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFully ground spiral design for fast chip evacuation and reduced heat buildup.\u003c\/li\u003e\n  \u003cli\u003e135 degree split point with straight shank prevents walking and speeds drilling; no center punch required.\u003c\/li\u003e\n  \u003cli\u003e5 cobalt content enhances wear resistance for hard metals such as stainless steel, steel, and cast iron; also handles plastic, aluminum, and wood.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIn practice, you will notice smoother starts when drilling into tough alloys and a more consistent hole with less guide work. The 2-3\/4 inch flute length supports a good balance between rigidity and reach, helping you tackle both shallow and deeper holes in metal and some non metal tasks.\u003c\/p\u003e\n\u003ch3\u003eUsage tips\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eKeep speed and pressure under control; overheating can reduce performance and wear life.\u003c\/li\u003e\n  \u003cli\u003eUse appropriate lubrication or cooling when drilling harder metals to maximize effectiveness.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEvery purchase is backed by a 90 day warranty. If you are not fully satisfied, you can request a refund or a replacement, making this a low risk addition to your toolkit. While results vary with technique and material, this set offers a strong balance of durability, versatility, and practical performance that aligns with common metalworking projects.\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: What materials are compatible with the amoolo 1\/4 inch cobalt drill bit set?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Suitable for hard metals like stainless steel, steel, and cast iron; also performs well with plastic, aluminum, and wood.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is there a warranty on this drill bit set?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, a 90-day warranty offers refunds or replacements.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"amoolo","offers":[{"title":"Default Title","offer_id":53093565268079,"sku":"B07XMM4CPY","price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0598\/3087\/files\/amoolo-1-4-inch-cobalt-drill-bits-front-view-10pcs.jpg?v=1778773502","url":"https:\/\/taskholt.com\/products\/amoolo-1-4-inch-cobalt-drill-bit-set-10-pcs-m35-hss-for-hard-metals","provider":"TaskHolt","version":"1.0","type":"link"}