3M 3M 216U Coated Aluminum Oxide Hook & Loop Disc - P400 Grit - 3 in Diameter - 20832 60440140980

3M coated 216U hook & loop disc uses aluminum oxide as the abrasive material and has a diameter of 3 in. 3M incorporates this aluminum oxide material into the hook & loop disc forming a grit of P400. All abrasive products that rotate or spin, such as the ones in this category, have a maximum speed at which you can run them. This 3M hook & loop disc can be run at a maximum speed of 12000 RPMs.