Harris 101064301 Essentials Wire Brush (Pack of 3) The Harris 101064301 wire brush is for cleaning intricate work around the home, garden and workshop. Use the steel brush on paint, rust and corrosion removal on metal. Brass brush on light metal, engine spark plugs and battery cleaning. Nylon when cleaning plastic and upholstery, lawnmowers and vertical blinds.  Features: For cleaning and intricate work around the home, garden and workshop 1 x Nylon, 1 x Steel, 1 x Brass