Sticky door locks are fairly common in colder, damp weather, and a little lubricant will usually get them working smoothly. The lubricant most often recommended is powdered graphite, which is sold in ...
If your key won’t go into a door lock, don’t reach for the WD-40. All you need is a graphite pencil to solve the problem. Over time, dust and dirt make their way into the door lock cylinder, causing ...