This Aerokroil penetrating oil promises to loosen even the toughest of stuck metal parts, penetrating to one-millionth-inch spaces. On top of its lubricating properties, it also helps to clean and prevent rust. Just a few of the parts which it can be used to pry free include nuts, bolts, pipes, bearings, flywheels, and sprockets.
If you have air tools which need lubricating and cleaning, this is a great product option. It also displaces moisture, removes rust, gunked up oil and grease. And since it is harmless to metal, you can also use it in a preventative capacity against rust.