Premium type diamond coated in GRIT 120 (medium), More durable than the ordinary diamond coated burr.Use with water as a lubricant is betterSuitable for use in grind the edge of glass, marble, rock or jewelry. and apply to drilling glass, shells, tile and stone.30Pcs Diamond Coated Burrs Set Grit 120 Rotary Bur 3 mm ShankNew one box set of 30 Pcs diamond coated grinding burrs pointed heads in box setColour:silverMaterial:SteelSize:14.5*6.1*2.cmPackage Contents:30* grinding needle1* plastic boxOnly the above package content, other products are not included.Note: Light shooting 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.
