Wire Wheel Brush Bristle Type Crimped Wire Bristle Material Carbon Steel Brush Dia 3 in Grit Not Applicable Face Width 3/8 in Bristle Diameter 0.012 in Bristle Length 5/8 in Compatible Tool Type Drill Press Connector Type Round Shank Connector Size 1/4 in Operating Speed - Maximum 4 500 RPM Shank Length 1/4 in Color Not Applicable