Wire Wheel Brush Bristle Type Standard Twist Knot Wire Product Type Wire Wheel Brush 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 Angle Grinder Primary Material Application Carbon Steel Connector Type Threaded Hole Connector Size 1/2 in to 3/8 in Operating Speed - Maximum 20 000 RPM Color Not Applicable