Practical design: mouse sanding sheets with 2 extra tips for replacement, suitable for Black and Decker 140mm detail palm sander and other 140mm detail sanders Abrasive material : aluminum oxide, durable and anti-static, good choice for sanding and polishing Backing: hook and loop, easy and quick to stick, sturdy and durable; pre-punched with 4 holes for dust extraction Wide application: 5 grits of sandpaper assortment from rough to fine to satisfy almost all your general polishing requirements Package includes: 50pcs mouse sanding sheets, 150/180/320/600/1000 grit Features Good choice for sanding and polishing. Mouse sanding sheets are made of aluminum oxide abrasive, durable and anti-static. The grain is larger, the polishing effect is finer. Wide application. Apply to metals and metals, metals, wood, rubber, leather, plastic, stone, glass and other materials grinding, polishing and so on. Abrasive: aluminum oxide Size: 140*90mm< /p> Color: reddish brown Pre-punched with 4 holes