Product Description Package Include: 240 x sanding disc pads, 2 x soft foam buffering pads, 1 x air tool back plate with 1/8" and1/4" shanks, 1 x sanding pad with 1/4" round and hex shanksMaterial: Aluminium oxide abrasiveSanding disc size: 50mm/2 inchColor: RedGrit: 80/120/ 180/ 240/ 320/ 400/ 600/ 800/ 1000/ 1500/ 2000/ 3000(each 20pcs)Compatible with: Most die grinder, air mill, electric drillExcellent performance: Featuring good abrasion resistance, anti-static and anti-clogging Perfect round sanding discs for home improvement such as woodworking, carving, fabrication, construction or crafting.Application: Crafts, wood products, painted surfaces, fiberglass, automotive, metal, jewelry, cars, etcIf you have any questions about our products, please feel free to contact us. We will reply to you as soon as possible within 24 hours and solve all the problems. Thank you for your support.