Artist-grade Steel Wool ? Our steel wool is designed for removing pigment from large areas and for creating soft tonal values. Its the only steel wool that quickly removes paint and ink without leaving behind an oil residue. Use it with Scratchbord, Claybord, scratchboard and other fine art surfaces, it leaves Claybord clean and white when used to remove inks, watercolors, gouache and more. Each package comes with one pad each of grades 0000 Very Fine, 00 Fine, and #3 Coarse. 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.