- Diamond-coated, 3 to 5 times more durable than ordinary diamond burr
- 150 grit,
- 30 shapes, all different ends so the rotary burr cutter set is suitable for all professional needs and requirements.
- Diamond rotary bit set tools are useful on a wide range of materials, this includes hard ones such as Tiles, Marble, Rocks, Ceramic, Porcelain, Gemstones
- Shank diameter:2.35mm(3/32"); Total length:45mm, Only suitable for electric grinder, carving machine, machinery supporting assembly with 3/32" collet