Use 3-In-One Lock Dry Lube To Loosen, Lubricate And Protect Home And Commercial Locks. Easily Reach Into Narrow Lock Mechanism With The Attachable Straw Or Use The Wider Spray Pattern To Refurbish And Protect The Entire Lock. 3-In-One Lock Dry Lube Dries Clear To The Touch Within Minutes And Is Safe To Use On Metal, Wood And Most Plastic Surfaces.