and a dry lube. The Specialist line also features the Gel Lube no-drip spray, a heavy-duty lubricant that WD-40 claims can dispel moisture and prevent rust for up to one year. It still contains ...

WD-40 is a powerful cleaner, as well. So, it will likely remove the necessary grease or oil in the lock but fail to adequately replace it. A Teflon lubricant is one of the best options for keyed locks ...