... : 1200KG brushes features: . Brush Material: Bristle(PA, PBT, PE, PP, PVC, copper, steel wire, animal hair). Frame material: stainless steel wire and ... : 10mm to 150mm . Brush Material: Bristle(PA, PBT, PE, PP, PVC, copper, steel wire, animal hair). Frame material: stainless steel wire and ...