●【Set includes】: 15 pieces aluminum oxide discs, 15 pieces nylon non-woven sanding discs, 5 pieces flap discs, 2 pieces black strip discs, 2 pieces purple strip discs, 2 pieces compressed wool discs, 2 types of metal links and 1 piece 1/4 inch rubber holder, total 44 pieces ●Wide range of applications: suitable for cleaning and finishing stainless steel, alloys, non-ferrous metals and almost all metals, as well as removing light rust, oxides and coatings ●【High-quality materials】: all abrasives are made of high-quality materials with strong grinding ability, please wear safety glasses and gloves before use ●【Applicable tools】: the abrasive can be mounted on UPWOOD UW-941B for best results or via a metal link on drills, screwdrivers, shape grinders or other tools ●【After-sales Guarantee】: If the product does not work as expected or prematurely damaged, please contact us in time within six months after receiving the product