1HIGH OPERATION STRENGTH: The diamond hand polishing pad is composed of high strength diamond and high elastic sponge, wear resistant with high operation strength and can be used repeatedly 2FOR COARSE AND FINE MATERIALS: Suitable for various materials from coarse to fine. The finer the sand, the better the grinding effect; the coarser the sand, the better the polishing effect, very practical 3SOLVE CHIPPING, BURRS, EDGING: Diamond hand polishing pads can help you quickly solve the problems that you often encounter in life such as chipping, burrs, edging, etc. 45 KINDS OF GRIT: 60 grit for general slate and floor tiles, 100 grit for ordinary tiles, 200 grit for glass, 400 grit and 600 grit for fine polishing 5WIDELY USED: Widely used in stone polishing, tile trimming, glass burr trimming, metal polishing and renovation, wood deburring, etc.