Tungsten Carbide Burr Set 1/4" Shank 10Pc Double Cut Rotary, And Engraving Product Features Tungsten carbide - hardness, high strength, and durability. The service life is 8 times longer than that of HSS tool. Pilim double cut carbide rotary burr set can be used on all types of metals, including stainless steel and hardened steel, as well as wood, jade, marble, and bone. Whether you are a master or a beginner, the Pilim rotary burrs are an indispensable tool for you. Milling out, leveling, deburring, cutting out holes, surface work, work on weld seams, door lock installation - Pilim rotary tool bits show good stock removal rate through optimum matching of tungsten carbide, geometry, cut, and available coating. No matter what you do - jewelry making or welding, sculpting or tool making, engineering or high precision metalwork. Maybe you enjoy various DIY arts and crafts. Pilim carbide burr set contains everything you need for this. Shank 1/4" - fit for most rotary tools and grinders. This die grinder bit set is easy to grasp and use, safe and reliable. Use of Pilim cutting burrs - makes grinding or carving job easy. Shorten working time, improve the working environment and complete the project faster. Enjoy your creation! Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!