[Diamond Grinding Burr] Diamond Mounted Point used for sculpturing, dressing, precision grinding and internal grinding carbide in ceramic, glass, precious stone, alloy and many other abrasive materials. [Diamond Materials] Diamond burr set made of diamond particle with reliable quality, thick and , wear resistance, high hardness and impact resistance, sturdy enough for fine detail work. [Universal Compatiblity] Diamond grinder bits set is featured with universal 2.35mm (3/32 inches) and 3mm (1/8 inches) shank grinding drill bits, which compatible with most rotary tools or die grinders. [Universal Shank] Rotary tool diamond burrs set. Shank Diameter:0.118In (3mm) and 0.093In (2.35mm); Diameter:2.35mm:2+2.5+3+4+5+6+8+10mm; 3mm:8+10+12+14+16mm. [Multi-functional] Diamond grinding burr bits, extremely sturdy and wear resistance. Great for polishing stone, glass, ceramics, tile, brick, fiberglass, rock. DIY craft, craft modeling, home repair (wood, some plastic and dogs'nails) etc. Stone Carving Set Diamond Burr Bits Compatible with for , 13PCS Polishing Kits Rotary Tools Accessories with 2.35mm 3mm Shank Bowl Shape for Carving, Engraving, Grinding, Stone, Rocks, Jewelry. Colour:As Shown Material:Metal Package Contents: 13 * Diamond Burr Bits(8Pcs 2.35mm+5Pcs 3mm) 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 picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.