Scratchbord Wire Brush - Use the wire brush scratchboard tool for creating random textures like hair or grass. Curved stainless steel wires are held together in this wood handled tool. Ampersand Scratchbord tools allow artists and hobbyists to render fine details and unique textures on Claybord, Scratchbord, and other art boards and papers. Unleash your inner artist by experimenting with each of them to see just how creative you can be when drawing with light on dark.