Super Lube, 11 OZ, Aerosol, Syncopen, Fast Acting, Penetrating Spray That Cuts Through Rust Or Corrosion In Those Hard To Reach Places, To Allow Easy Removal Of Rusted & Corroded Screws, Nuts Or Bolts, Leaves A Protective Film Of Synthetic Oil To Help Prevent Future Rusting Or Corrosion, USDA/NSF Rated H-1 For Incidental Food Contact.