The legendary WD-40 lubricant has been a hit and a top seller for years. It comes in a 1-gallon metal canister. It provides reliable protection against corrosion, perfectly lubricates mechanisms and helps to unscrew boiling bolts, nuts, screws. WD's special formula protects against moisture, prevents rust and reduces friction, making the product indispensable when servicing mechanisms, locks, door hinges and other metal parts. The spray also removes old grease, glue, grease, tar and some types of organic stains. All this makes WD indispensable in any environment.