BALCHAN Fish Oil 20L Heavy Duty Deodorised Rust Preventative Coating Sound Deadening Sheets which keeps the abrasive minerals High Heat which keeps the abrasive minerals cutting at high performance by limiting clogging of the fibers The fast yet forgiving cut and consistent performance of Scotch Brite abrasives allows you to condition surfaces without significantly changing the shape of dimension of the workpiece and helping to prevent undercutting and gouging Multi Purpose Use: Ideal for polishing Application: Rust Prevention and Corrosion Protection joints and enclosed cavities to provide long lasting corrosion protection