3M 3M 216U Coated Aluminum Oxide Hook & Loop Disc - P320 Grit - 5 in Diameter - 20539 60440124448

3M coated 216U hook & loop disc uses aluminum oxide as the abrasive material and has a diameter of 5 in. 3M incorporates this aluminum oxide material into the hook & loop disc forming a grit of P320. 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.