Radial Bristle Brushes for Bench GrindersRadial bristle brushes have the same characteristics as the other 3M bristle brushes, but come in a convenient 6" size bench grinders Each brush comes with its own adapter Radial bristle brushes take the place of conventional wire wheels, on bench grinders, for general maintenance and production work Nylon bristles eliminate dangerous flying wires Diameter: 6" Colour: Dark brown Max. RPM: 10000