Wire Wheel Brush Bristle Type Crimped Wire Bristle Material Carbon Steel Brush Dia 8 in Grit Not Applicable Face Width 1 in Bristle Diameter 0.014 in Bristle Length 1 9/16 in Compatible Tool Type Bench Grinder Connector Type Threaded Hole Connector Size 5/8 in Operating Speed - Maximum 4 000 RPM Shank Length Not Applicable Color Not Applicable