1 x Liberon Steel Wool Grade 0 Fine 100g. Steel Wool Grade 0 is a flexible, abrasive fine to medium steel wool used for light cleaning and surface preparation. It is produced using high-quality steel to create crumble and dust resistant wool which is virtually oil-free. It is suitable for cleaning, smoothing and preparing wood or metal surfaces before re-polishing, waxing, varnishing or painting. It is recommended to use it with a suitable solvent for light to medium cleaning of all metals, and Wax and Polish Remover to get rid of built-up wax polish, smoke and dirt on wood.