3M 3M 348D Coated Aluminum Oxide Disc Coarse Grade 40 Grit - 3 in Diameter - 01335 60440201808

3M coated 348D PSA disc uses aluminum oxide as the abrasive material and has a diameter of 3 in. 3M incorporates this aluminum oxide material into the PSA disc forming a grit of 40. 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 PSA disc can be run at a maximum speed of 10000 RPMs.