3M 3M Hookit 371L Aluminum Oxide Hook & Loop Film Disc - 6 in Diameter - 66158 60440311078

3M Hookit 371L hook & loop film disc uses aluminum oxide as the abrasive material and has a diameter of 6 in. 3M incorporates this aluminum oxide material into the hook & loop film 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 film disc can be run at a maximum speed of 12000 RPMs.