3M Paint and Rust Stripper removes rust, scale and old paint from metal with exceptional ease. This slightly flexible disc uniformly grinds or sands over contoured or curved surfaces for greater consistency. It attaches easily to a standard electric drill - the drill does much of the work, saving effort and boosting efficiency. Paint and rust strippers come in both heavy and light duty options.3M Paint and Rust Stripper removes rust, scale and old paint from metal with exceptional ease. This slightly flexible disc uniformly grinds or sands over contoured or curved surfaces for greater consistency. It attaches easily to a standard electric drill - the drill does much of the work, saving effort and boosting efficiency. Paint and rust strippers come in both heavy and light duty options.