The answer to hand cleaning, rust removal, preparing metal prior to painting, etc. The more usual wooden bodied wire scratch brushes often deteriorate very quickly and the bristle soon rust or fall out. These brushes have their wire bristles permanently fixed into a steel back and are fitted with a contoured plastic handle. The curved, upswept end and narrow profile enables access into tight spots. All wires are 0.3mm diameter stainless steel. Although they are slightly more expensive these brushes will outlast their wooden counterparts many times over and offer a much more economical solution.