Wide Application Range: Crafted for versatility, these bits are essential for anyone working with hard materials. They are perfect for engraving, polishing, grinding, and drilling on materials such as tile, ceramic, glass, jade, marble, and , making them indispensable for diverse crafting needs. Versatile Grit Options: This set includes 24 grinding bits with 50Grit and 150Grit, designed for various stages of your project. The 50Grit bits are perfect for quick, rough work, while the 150Grit bits are ideal for finer detailing, ensuring a comprehensive solution from to finish. Universal Tool Compatibility: Each bit features a 1/8 inch (3mm) universal shank, making them compatible with most rotary tools. This universal design facilitates seamless integration with your existing toolset, enhancing convenience and efficiency in your crafting projects. Construction: Made with robust particles, these bits offer exceptional durability and wear-resistance. Their impact- design ensures long-lasting performance, reducing the frequency of bit changes and maintaining consistency in your work. Comprehensive Set Specifications: The kit includes 24 grinding bits with shank diameters of 1/8 inch and varying head diameters from 4mm to 12mm. This set allows for precise selection based on the material and demands, covering everything from fine texturing to rough contouring., Weight: 0.24802004475 Pounds, Manufacturer: Jaywool