Diamond resin grinding wheelUSES: for processing various magnetic materials, alloy cutting tools, cutting tools, hard and brittle non-metallic materials, ceramics, glass, jewelry, mold surface processing, plane grinding, external circular grinding, internal circular grinding, cutting grinding, shaping grinding, etcShape: flat, flat belt arc, saucer, bowl, cup, single hypotenuse, double hypotenuse, single concave, double concave, profile, oilstone, grinding head (grinding head handle 3cm-6cm)Specification and model: can be made to order according to the requirements of each household