The faithfull crimped brass wire circular brush designed for light to medium duty applications such as cleaning metal surfaces prior to welding or painting fitted with a 6mm 14in shank and are designed to operate with power tools up to a maximum of 4500min type circular diameter 75 mm shaft 6 mm 14in wire 02 mm crimped brass wire conforms to iso 9001 and din en1083 1 and 2