1 x Liberon Steel Wool Grade 2 Medium 100g. Steel Wool Grade 2 is a flexible, abrasive medium to coarse steel wool used for heavy stripping and cleaning work. It can be used to remove rust, and is recommended for use with Fine Wood Stripper to remove softened polishes, varnishes, lacquers and paints from wood and metal surfaces. It is crumble resistant, and virtually oil free.