... rust High quality high quality precision cnc turning steel pulley produced by clients' drawingsAdvantages : ... , Copper , Brass, Aluminum,etcType:Drilling, Milling, Turning, Broaching,etcFinish:Zinc plated, Chromated plated, Electrophoresis, Powder ... customers requirements or drawings.Application:Auto part, Medicine part, Machine part, Building part,construction machinery parts, etc. Products pictures ...