Grainger carries a broad unitized wheel selection. Wheels are made of mineral-impregnated, non-woven web material filled with a foam. Use them to clean, polish, deburr and finish metal, plastic and wood. Excellent for edge deburring and finishing applications of small or intricate workpieces, unitized non-woven wheels come in a wide range of diameters and thicknesses of no more than 1". Rely on Grainger for a wide range of unitized wheel options.