... .Brush manufacturing: Safety brushes for elevators, brushes for vacuum cleaners, brushes for electrical accessories, brushes for mechanical parts, copper and iron wire brushes, ... and special-shaped brushes.Materials for brushes: PA, PBT, PE, PP, PVC, steel wire, copper wire, arenga engleri, horsehair ... PP and PVC the maximum diameter is 1.2mm; for copper and steel wire the maximum diameter is 0.5mm; ...