Wire Wheel Brush, Bristle Type Crimped Wire, Bristle Material Carbon Steel, Brush Dia. 3 3/8 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 5/8 In.-11, Operating Speed – Maximum 12,500 RPM, Shank Length Not Applicable, Color Not Applicable