Choose high grade water chestnut diamond electroplating and become more, It is mainly used for grinding processing; Mold processing and repair; Stone carvings, hand-cut, secant, grinding, hollow out; Glass sculpture; Cleaning of casting, forging, welding pieces of flash, burrs, weld; Tooth grinding; All kinds of mechanical parts chamfer round and groove processing, clean tube, finishing machinery parts of the surface of the inner hole; Dental clinic carved grinding, etc. Easy to use and durable. GeneralBrandWLXYModelWL-103Quantity1setMaterialCorundum Dimensions & Weight Dimensions 1.77 in x 0.08 in x 0.08 in (4.5 cm x 0.2 cm x 0.2 cm) Weight 1.41 oz (40 g)