KELLOGG'S PROFESSIONAL corrosion inhibitors; bra/> aerosol size: 13-3/4 oz penetrating oil base light spray offers long-lasting protection formulated to lubricate, penetrate rust, and protect metal surfaces against salt water and body acids use on firearms, fishing reels and hand tools to protect from rust and corrosion, or for Lubricating tasks around the home ideal for protecting metal surfaces on firearms, fishing reels, and hand tools from rust and corrosion, plus other Lubricating tasks in and around the home .