Material: sandpaper, fabric. The abrasive sheets are made of abrasive, durable and antistatic aluminum oxide. Diameter: 125 mm Hole design: Pre-punched with 8 holes for dust extraction 100 pcs. contains: 80/180/240/320/400/800/1000/1500/2000/3000 crowns, each grade contains 10 pcs, 100 pcs together to meet more of your requirements Usage: Apply to metal and non-metals, wood, rubber, leather, plastic, stone, glass and other materials such as grinding, polishing, etc. Service Warranty: If you have any problems with our products, please contact us immediately without hesitation. We will do our best to solve all problems. Attention : [INVESTMENT WORLD INC LIMITED] [leohon] [gshfsdhd] three stores are manipulating our product brand and changing it to their dawwoti brand and prohibit us from changing it to our own brand and will not let us edit the product page,