--- product_id: 59119855 title: "Drills 10.2mm Drill bit - Cobalt Hardened bits for Drilling Hard Steel & Stainless, Heavy Duty Universal Drills for Cutting Tough Metal, Professional jobber Industrial 135 Degree Point" brand: "ttp hard" price: "£15.99" currency: GBP in_stock: true category: "Ttp Hard" url: https://www.desertcart.co.uk/products/59119855-drills-10-2mm-drill-bit-cobalt-hardened-bits-for-drilling store_origin: GB region: United Kingdom --- # Cobalt hardened for extreme durability 135° split point for fast, clean drilling 10.2mm precision size Drills 10.2mm Drill bit - Cobalt Hardened bits for Drilling Hard Steel & Stainless, Heavy Duty Universal Drills for Cutting Tough Metal, Professional jobber Industrial 135 Degree Point **Brand:** ttp hard **Price:** £15.99 **Availability:** ✅ In Stock ## Summary > ⚡ Drill like a pro—cut through metal with unstoppable precision! ## Quick Answers - **What is this?** Drills 10.2mm Drill bit - Cobalt Hardened bits for Drilling Hard Steel & Stainless, Heavy Duty Universal Drills for Cutting Tough Metal, Professional jobber Industrial 135 Degree Point by ttp hard - **How much does it cost?** £15.99 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/59119855-drills-10-2mm-drill-bit-cobalt-hardened-bits-for-drilling) ## Best For - ttp hard enthusiasts ## Why This Product - Trusted ttp hard brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Unmatched Durability:** Cobalt construction outlasts top brands under heavy use - • **Precision Engineering:** 135° split point ensures razor-sharp, clean cuts every time - • **Versatile Performance:** Effortlessly drills wood, steel, stainless, and cast iron - • **Value-Packed Reliability:** Premium quality at an affordable price with extras always on hand - • **Heat-Resistant Efficiency:** Resists clogging and overheating for faster project completion ## Overview The TTP HARD 10.2mm cobalt drill bit is engineered for professionals and serious DIYers who demand long-lasting sharpness and fast, clean drilling through tough metals like stainless steel and cast iron. Featuring a 135° split point and spiral flute design, it delivers heat resistance and precision, making it ideal for industrial, automotive, and home projects. Tested to rigorous standards, this drill bit offers exceptional durability and value, ensuring you never compromise on performance. ## Description Product description At TTP HARD drills we specialise in supplying cobalt drill bits and drilling lubricant paste for the drilling of harder metals and alloys. Our cobalt drill bits are sold worldwide to both companies and individuals. We offer both metric and imperial sizes. Cobalt drill bits We commissioned SGS Testing to conduct a Hardness check to BS EN ISO 6508-1:2016 using the Vickers testing method. We believe we offer the best drill bits for metal. So weather you buy a drill bit set for drilling stainless steel or a single drill bit for drilling through metal if you are not entirely happy with our cobalt drill bits we will offer a full refund. Our customers range from national fleet workshop engineers, commercial vehicle fitters, mechanics and locksmiths to DIY enthusiasts and weekend mechanics. In line with our core values of innovation and continual development we will continue to invest in product development and provision of information useful to people who are interested in drilling through metal. TTP HARD drills images TTP HARD drills Accessories TTP HARD drills also sell metal cutting paste which makes drilling all metals easier prolongs the life if the drill bit assists in reducing heat build up adheres to drill bit unlike sprays TTP HARD drills customer TTP HARD drills have satisfied customers worldwide. Our customers include Mechanics Fitters Home improvement enthusiasts Locksmiths TTP HARD drills product range The TTP HARD drills range includes Imperial sizes Metric Sizes Individual drill bits Packs of 10 Sets Metal cutting paste Testing & Certification At TTP HARD drills we believe in transparency and so we commissioned one of the world’s leading inspection, verification, testing and certification companies (SGS MIS testing) to test our cobalt drill bits for hardness. We were delighted to achieve an average Rockwell Hardness of 66. SGS MIS testing conducted a Hardness check to BS EN ISO 6508-1:2016 using the Vickers testing method. Speed and Feed Recommendations for TTP HARD cobalt drill bits (Imperial) We are happy to provide recommended speed and feed charts for TTP HARD Imperial and Metric sized cobalt drill bits. We will suggest that the chart should be used as a guide. When drilling harder metals and alloys we suggest the operator should Drill slowly (gradually increasing speed if you feel appropriate) Use light pressure (allow the drill bit to do the work) Use lots of lubricant Take breaks (approx every 10 seconds to prevent drill bit overheating) Speed and Feed Recommendations for TTP HARD cobalt drill bits (Metric) Plan for success Choose correct drill bits Identify the metal you are drilling and choose the correct type of drill bit for the job. Cobalt drill bits are ideal for drilling harder metals. Drill Clever For efficient drilling of metal and to protect your drill bit you should always Drill slowly Take breaks to avoid heat build up Use a good quality lubricant, this will Assist in lubricating the drill bit and the cutting surface Prolong the life of your drill bit Assist in prevention of excessive heat build up Safety first Safety should always be your primary concern. Always wear eye protection Ensure the item you are drilling is secured properly Ensure your drill is maintained and in safe working order ## Features - LONG-LASTING DURABILITY – Drill through tough materials like cast iron and steel effortlessly. These cobalt bits stay sharp, outlasting top name brands even after repeated heavy-duty use. - RAZOR-SHARP PRECISION – Experience cleaner, faster drilling with bits that maintain their sharpness, ensuring smooth cuts through wood, metal, and more, without frequent replacements. - VERSATILE FOR MULTIPLE MATERIALS – Ideal for wood, drywall, mild steel, and even hard-to-cut metals. Perfect for a wide range of tasks, from home projects to automotive and industrial use. - GREAT VALUE FOR THE PRICE – Get premium performance at an affordable price. These bits deliver exceptional quality and come in a value pack, ensuring you always have extras on hand. - FAST, EFFICIENT DRILLING – Designed to drill through materials like butter, these bits resist clogging and overheating, saving you time and effort on every project, big or small. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01728EEZY | | Best Sellers Rank | #3,193,346 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #9,518 in Jobber Drill Bits | | Brand | TTP HARD | | Brand Name | TTP HARD | | Cutting Angle String | 135 Degrees | | Finish Type | cobalt | | Finish Types | cobalt | | Included Components | 1 x drill bit | | Manufacturer | TTP HARD drills | | Material | Cobalt | | Material Type | Cobalt | | Number of Pieces | 1 | | Part Number | HARD102 x 1 | | Point Style | entire,split point | | Shank Type | Straight | | Surface Recommendation | Stainless,Aluminum,Cast Iron,Metals | | Tool Flute Type | Spiral | | Unit Count | 1 Count | ## Product Details - **Material:** Cobalt - **Finish Type:** cobalt - **Shank Type:** Straight - **Cutting Angle String:** 135 Degrees - **Brand:** TTP HARD ## Images ![Drills 10.2mm Drill bit - Cobalt Hardened bits for Drilling Hard Steel & Stainless, Heavy Duty Universal Drills for Cutting Tough Metal, Professional jobber Industrial 135 Degree Point - Image 1](https://m.media-amazon.com/images/I/61SSTqbmmML.jpg) ![Drills 10.2mm Drill bit - Cobalt Hardened bits for Drilling Hard Steel & Stainless, Heavy Duty Universal Drills for Cutting Tough Metal, Professional jobber Industrial 135 Degree Point - Image 2](https://m.media-amazon.com/images/I/61iguJIYDmL.jpg) ![Drills 10.2mm Drill bit - Cobalt Hardened bits for Drilling Hard Steel & Stainless, Heavy Duty Universal Drills for Cutting Tough Metal, Professional jobber Industrial 135 Degree Point - Image 3](https://m.media-amazon.com/images/I/71xfbjGfYsL.jpg) ![Drills 10.2mm Drill bit - Cobalt Hardened bits for Drilling Hard Steel & Stainless, Heavy Duty Universal Drills for Cutting Tough Metal, Professional jobber Industrial 135 Degree Point - Image 4](https://m.media-amazon.com/images/I/71nkPX0EVQL.jpg) ![Drills 10.2mm Drill bit - Cobalt Hardened bits for Drilling Hard Steel & Stainless, Heavy Duty Universal Drills for Cutting Tough Metal, Professional jobber Industrial 135 Degree Point - Image 5](https://m.media-amazon.com/images/I/61846FlVioL.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/59119855-drills-10-2mm-drill-bit-cobalt-hardened-bits-for-drilling](https://www.desertcart.co.uk/products/59119855-drills-10-2mm-drill-bit-cobalt-hardened-bits-for-drilling) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-07-03*