The universal lubricant WD-40 is useful for so many applications that chances are you'll run out sooner than expected. The 5 Litre WD-40 resolves that issue and provides you with a reserve that will lasts for over 2000 uses: Simply decant into the spray applicator supplied with the can. WD-40 cleans, protects, displaces moisture, lubricates even rusted and frozen parts, dissolves adhesives and dries electrical systems. The silicone free lubricant holds firmly to moving parts.