Twisted steel wire wheel brush size:many wire size:0.3,0.35,0.5,0.8mm ... packing:color box,carton and other Twisted steel wire wheel brush1.Ideaful to clean rust, paints, welding burs ... blue,orange,black,zinc plated etc3.wire material:twist knot wire cup brush with thread type of wire:knot steel wireWire diameter:0.30 ... goggles,gloves,dust respirators an so on Twisted steel wire wheel brush