Wire Wheel Brush Bristle Type Standard Twist Knot Wire Product Type Wire Wheel Brush Bristle Material Carbon Steel Brush Dia 4 in Grit Not Applicable Face Width 1/2 in Bristle Diameter 0.014 in Bristle Length 5/8 in Compatible Tool Type Angle Grinder Connector Type Threaded Hole Connector Size 1/2 in Operating Speed - Maximum 20 000 RPM Color Not Applicable