The Josco Twistknot Multi-Thread Bevel Brush 100mm is a medium/heavy application brush wire with HD steel wire material used for aggressive brushing. Removes rust, paint and corrosion and allows for quick and simple fitting of the brush onto all angle grinders. It can be used on a massive range of surface materials, including steel, brass, iron, plastic and wood. Pairable with M14 Drill Adaptor BDBPA for use in a drill. You will get the best performance out of this twist knot bevel brush by brushing at an angle to the workpiece and only brushing with the tips of the wire. Using excessive pressure will cause the wire to break. 0.45mm HD steel wire| Quickchange multi-thread| 12,500 maximum rpm