Gasoila Free All Rust Eater Deep Penetrating Oil, 11 oz Aerosol Penetrates rust, scale and corrosion to free parts and assemblies instantly Loosens red and white lead, tar, grease, carbon and graphite deposits Will free up all threaded pipe connections, rusted machine screws, bolts, nuts, clamps for mufflers and tail pipes, pillow blocks, universal joints and locks Contains no silicones, making it safe in paint and shop environments No more torching, drilling, hammering or chiseling