... heavy duty cleaning of large metal surfaces. Industry wire brushes are efficient tools for fast heavy duty cleaning ... Diameter: 65, 75, 85, 90, 100, 125, 150mm4) Material:a) S: gray carbon steel wire crimped: Φ0.30, 0.35mm ... ,b) BS: brass coated steel wire crimped: Φ0.30mmc) SS: stainless steel wire: Φ0.22, 0.30, 0. ... 35, 0.50mm,d) B:Brass wire,e) ST: Knotted steel wire: Φ0.35, 0.5mm wheel brush ...