Main Features and Benefits: This design creates highly flexible wheels, providing a gently Abrasive action on metal components and castings. They are particularly well suited for working on intricate and complex shapes due to their flexibility.Recommended Applications: Lap mops can effectively strip light coatings, clean surfaces, prepare them, and smooth out roughness. The Coarse grade allows for aggressive and efficient work. The Fine and Very Fine grades allow for a finer and smoother finish. The medium grade is the most popular due to its versatility of aggressiveness and smith finish.Work Surfaces: Stainless steel, aluminium, ferrous metals and allots, cast iron, titanium, plastic, varnish, and plaster