10 piece set for polishing metal, glass, precious metal, porcelain and plastic.Consists of 3 felt polishing bits (each 1 cylinder, cone and wheel), 3 silicon polishing bits (each 1 bullet, cylinder and wheel). 1 cotton wool polishing wheel, 1 suede polishing wheel, polishing paste and 1 mandrel. All shanks 3/32" (2,35 mm).