Cross more things off your to-do list and stock up on the original formula with WD-40 Multi-Use Product trusted by mechanics, homeowners and professionals for over 50 years. More product = more getting done, and all for more bang for your buck. Quick and effective at getting gears moving again, freeing sticky mechanisms, loosening rusted parts, and much more. The gallon is ideal for soaking and dipping all your tools to help keep them rust-free, while still having plenty of product left over! Suitable for any large job you have. WD-40 Multi-Use Product's lubricating ingredients are widely dispersed and hold firmly to all moving parts.