About this item

• Wide Applications: These 120-grit diamond coated drill bits are durable excellent for fine detail work, such as polishing, sanding, grinding, engraving, carving, touch-up and finishing on stone, glass, ceramic, marble, granite, porcelain, tile, jade, gemstone, wood, plastic, metal and more
• Well Made and High Efficiency: The 20-piece diamond grinding burr bit set has 6 types of head shapes, which can meet your various needs in different occasions. Work great for a variety of uses, carving, grinding and polishing stone, glass and ceramic, DIY engraving hobbies, craft modeling, home repair, etc
• Durable Material: These diamond burr bits are coated with fine diamond particles (120 Grit), sturdy and durable, with wear-resistant, high compatibility and adaptability. They are a must-have to make your own masterpiece and a good addition to your tool box
• Universal Compatibility: Our diamond grinder bits with 1/8" shank fit more small rotary tools, drills and die grinders. Convenient and easy to use, just install it like any other typical drill bit. Suitable for beginners, learners, professional and handicraft enthusiasts
• What You Will Get: You will receive 20 pieces diamond sanding bits as well as a plastic box for storage (Please Note: power tool not included). Use Tips: Please use water to cool the diamond bits