Metal rotary brush in the shape of a cup on a rod designed to be easily mounted on any type of standard drill or screwdriver chuck or These circular brushes are available in Different diameters: 50 - 75 mm Different wires: soft (0.20 mm) and hard (0.30 mm) Different materials: steel, stainless steel, brass, abrasive nylon (80 grit) Use for stripping, deburring, brushing, polishing, sanding paint, rust, welding For deburring, cleaning, removing rust, limescale, paint, scale and for preparing weld beads or preparing rough surfaces, for cleaning and finishing recessed areas on wood, stone, or metal We strongly recommend wearing safety clothing and glasses while brushing to avoid injury from external elements, dust, rust and deburring residue