Wire Wheel Brush Bristle Type Crimped Wire Product Type Wire Wheel Brush Bristle Material Nylon Brush Dia 4 in Grit 120 Face Width 7/16 in Bristle Diameter 0.04 in Bristle Length 1 7/16 in Primary Material Application Carbon Steel Stainless Steel Connector Type Unthreaded Hole Connector Size 5/8 in Operating Speed - Maximum 20 000 RPM Shank Length Not Applicable