Features:* * Made of alumina grain and premium resin binder system, provides fast and long-lasting cuts, and anti-static.* 5 inch diameter, suitable for use with randomly orbit sanders; Pre-struck with 8 holes for uniform dust collection, hook and loop.* Open coating provides an even and consistent scratch pattern, special stearin coating is used to maximize clogging and pilling resistance.* Widely used in metal and non-metal, wood, rubber, leather, plastic, stone, glass and other materials of grinding, polishing, etc.* Suitable for palm sander, meets almost all general polishing requirements. Specifications:Material: Alumina GrainsColor: Reddish Brown (As Pictures Show)Size: Diameter: Approx. 125mm (5")Optional Grit:40 Grit,60 Grit,80 Grit,100 Grit,120 Grit,150 Grit,180 Grit,240 Grit,320 Grit,400 Grit,600 Grit,800 Grit,1000 Grit,1200 Grit,1500 Grit,2000 Grit,2500 Grit,3000 GritPackage Content:10pcs Sandpapers