3M, Large Area Paint Rust Stripper, Attaches Easily To A Standard Electric Drill For Removing Paint From Wood, Removing Rust, Scale Paint From Metal, It Features Scotch Brite Abrasive Web, Double The Thickness Of 7771, A Tough, Non Woven Synthetic Material That Won't Rust Or Splinter Like Wire Brushes. Conforms to Surface Contours Reduces Gouging.