3M Scotch-Brite Ceramic RB-ZB Radial Bristle Brush - 1 Grade - 3/8" Center Hole - 2" OD - 30000 Max RPM - 30125 (Price per Disc) - Ideal for Metal Finishing, Deburring & Surface Preparation in Automotive & Industrial Applications

3M Scotch-Brite ceramic RB-ZB radial bristle brush is measured using outside diameter (OD), with the OD being 2 in. 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 radial bristle brush can be run at a maximum speed of 30000.