Wire Wheel Brush Bristle Type Crimped Wire Product Type Wire Wheel Brush Bristle Material Carbon Steel Brush Dia 4 in Grit Not Applicable Face Width 9/16 in Bristle Diameter 0.009 in Bristle Length 15/16 in Compatible Tool Type Angle Grinder Connector Type Round Shank Connector Size 1/4 in Operating Speed - Maximum 4 500 RPM Shank Length 1/4 in Color Not Applicable