Product DescriptionProduce Name: Twisted Knot Bowl Cup Brushes Item No.: JR110 Specifications: 1. Size: 65mm; 75mm; 100mm; 115mm; 125mm; 150mm. 2. Nut size: M10x1.25, M10x1.5, M14x2.0, M5/8-11. 3. Rpm. Max: 12500, 8500, 6500, 4500. 4. Material: . BS: Brass coated steel wire, 0.35mm, 0.50mm. . ST: Carbon steel wire, 0.35mm, 0.50mm. . SS: Stainless steel, 0.35mm, 0.50mm. Packing Inner packing: Color box/1PC Outer packing: Carton box. Purpose: . Heavy duty cleaning of large metal surfaces . Rust and paint removal . Removal of weld scale and corrosion . Surface preparation for paint or welding . Auto body pre-finishing and repair