Wire Wheel Brush Bristle Type Crimped Wire Product Type Wire Wheel Brush Bristle Material Nylon Brush Dia 3 in Face Width 1/2 in Bristle Diameter 0.022 in Bristle Length 3/4 in Compatible Tool Type Drill Press Primary Material Application Carbon Steel Connector Type Round Shank Connector Size 1/4 in Operating Speed - Maximum 4 500 RPM Shank Length 1/4 in