3M Paint and Rust Stripper easily removes paint from wood and metal surfaces. Cleans rusty surfaces and has a double-thick edge to strip quicker. Features Scotch-Brite abrasive web that will not rust or splinter. Fits all standard household drills.3M Paint and Rust Stripper 7771NA CC, Open Stock. Cleans rusty surfaces with a double thick edge to strip quicker. Features Scotch Brite abrasive web that won't rust or splinter like wire brushes. Conforms to surface contours, reduces gouging and leaves a smooth paintable surface. Fits all standard household drills: 1/4 inch, 3/8 inch and 1/2 inch. Use as a rotary disc (on face) or as a brush (on edge).