Free All Deep Penetrating Oil, Net Content: 11 oz, Aerosol Can, Clear Mist, Compositions: Carbon Dioxide, Distillates, Petroleum, Hydrotreated Light, Petroleum Oil, Oleic Acid, Methyl Isobutyl Ketone, Specific Gravity: <1, Flammability Rating: 3Penetrates rust, scale and corrosion to free parts and assemblies instantlyLoosens red and white lead, tar, grease, carbon and graphite depositsNo more torching, drilling, hammering or chiselingSpecially formulated, rust eating agent is ideal for plumbing, automotive, marine and general industrial applicationsWill free up all threaded pipe connections, rusted machine screws, bolts, nuts, clamps for mufflers and tail pipes, pillow blocks, universal joints, locks and moreContains no silicones, making it safe in paint and shop environments