Without them, locks would rust much faster, leaving you struggling to turn the key — or worse, completely locked out. The weep hole at the bottom of the padlock not only helps drain water ...

[Shane] from [Stuff Made Here] decided to try his hand at designing and building an unpickable lock, and found that particular rabbit hole to be a lot deeper than expected. (Video, embedded below.) ...

The ignition lock cylinder is a mechanical part where the ignition key is inserted to start a vehicle. It’s mounted inside the ignition switch, the electrical component that locks the ignition ...