【Material】Ball shape diamond bits is ade of premium diamond praticles and metal, more durable and sharp cutting
【Details】 The diamond praticles coated grinding burr set includes 13 sizes: 0.5mm-8mm(as picture2). shank diameter is 2.35mm(3/32'')
【Widly used】 Diamond bur set great for grinding and carving for field stone,ceramics,glass,carbide,tile,marble,jewlry,rock etc
【Application】This diamond burr very highly recommended for crafts, hobbies, home repair, jewelry,lapidary use, modeling, and so much more
【Easy to use】2.35 mm shank fit for most of rotary tool includes dremel. Note: Replace the collet with the correct size (2.4mm ) when you using this product