Wear-resistant: The diamond hand polishing pad is made of high-strength diamond and high-elastic sponge, wear-resistant with high operating force and can be used multiple times. repeats For 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 Widely used in polishing: widely used in stone polishing, tile cutting, glass burr cutting, polishing and metal renovation, wood deburring, etc. 4 types of grain: 60 grit for general slate and floor tiles, 100 grit for regular tile, 200 grit for glass, 400 grit for fine polishing Easy to use side groove: groove design side is more practical, lightweight and easy to use. Help you quickly solve the problems you often encounter in life such as chipping, burrs, edging, etc. Delivered quantity: 4 pieces Product color: red, yellow, blue, green Product specifications: 60# 100# 200# 400# Grain Single weight: 63 g / weight of four-piece set: 259g Notes: Due to factors such as display, shooting light, production batch, etc., there may be a little color difference in the actual object , which is a normal phenomenon! Good quality product