Our Strongest, Thickest, Longest-Lasting (and Fastest-Drying) Rust Preventive Aerosol, PERIOD! 1-coat protects all metals, iron, steel (stored Indoors or Outdoors) for Years! Newly formulated! Our thickest, longest-lasting Rust Preventative Spray. Produces dry-to-the-touch, amber translucent (see-through) wax coating. Faster-Drying formula allows for quicker handling and/or shipping. Withstands severe outdoor exposure, salt-laden atmospheres, acid & caustic fumes and other damaging environs. Repels water and will not wash off in salt water environments. Will not crack, craze, peel or flake and remains slightly flexible over time. Exceptional Vehicle Undercoating Product (Autos, Trucks, Buses, Trailers, etc.) Aggressively adheres to imperfect surfaces and offers self-abraiding characteristics. Modeled after Military Specifications: MIL-PRF-16173, Grade 4 and MIL-C-83933. COMMON APPLICATIONS INCLUDE (but are not limited to): Parts & equipment storage, Overseas transportation, Heavy machinery & equipment, Packaging, Dies, molds, lathes, shafts and beams, Offshore Drilling equipment, platforms & infrastructure, Farm implements, Vehicle undercarriage / undercoating (cars, buses, trucks, etc.) - very popular application! Boat shafts and propellers, Marine fittings, Rifle & other firearms preservation/storage, Garden tools, Lawn mower blades, Battery terminals and any other surface or part that might rust on you...