Rust Killer is a rust eating liquid that quickly and safely removes rust from bolts, bearings, exhaust pipes, and anything that is steel or iron. It has no harsh fumes and it won't harm your skin. Just drip some Rust Killer onto the rusty piece, agitate it with a rag or brush, and then wipe it off. Rust Killer makes your parts look like new again. To do what you see in these pictures took less than 10 minutes. After removing the rust you'll want to immediately paint or coat the part with Korrosion Killer to keep the rust from coming back.