Product Name : Diamond Mounted Point;Used for sculpturing, , precision grinding and internal grinding carbide in ceramic, glass, precious stone, and many other abrasive materials. Great for dog nail file grinder bit , crafts, hobbies, home repair tool bit , jewelry tool , lapidary use, modeling, and so much more . High quality material , -made, durability and has a long service life. Highly recommended for carving and polishing , metal, jade and ceramic, DIY craft, craft modeling, home repair (wood, some plastic and ' ) etc. Diameter : 2.35mm/ 1/8 (Compatible with Most Tool accessories bit ) Colour:Photo Color Material:Steel + diamond Package Contents: 75X Diamond Grinding Head (Model As show) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.