3M 3M Stikit 363I Coated Aluminum Oxide Disc Roll Very Fine Grade 180 Grit - 6 in Diameter - 21789 60010008021

3M Stikit coated 363I PSA disc roll uses aluminum oxide as the abrasive material and has a diameter of 6 in. 3M incorporates this aluminum oxide material into the PSA disc roll forming a grit of 180. 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 roll can be run at a maximum speed of 10000 RPMs.