Stone-Glo's Dual Density Woven Steel wool pads are the premier steel wool pad used in the crystallization and polishing process of all types of natural stone surfaces. Stone-Glo's Dual Density pads are available in 6 different grades, finer grades, #0-000 are used for buffing and polishing whereas the coarser grades #1-3 allow the operator to accomplish a combination of polishing and scratch removal as the surface dictates. Also available in rolls, hand pads and jumbo pads.