MIBRO wire wheel and cup brushes are engineered to help with tough jobs. This 6-piece set includes commonly used wire brush and wire cup brush sizes. The coarse grade wire is ideal for removing rust, scale, paint and dirt from metal and other surfaces. It’s perfect for roughing-up surfaces in preparation for gluing. The wire is all brass-coated to extend tool life and for rust and corrosion resistance. Each brush features hex shank for use in all drills and impact drivers