Locking devices connect power-transmission components to rotating shafts. In this report, we polled locking-device experts for their advice on optimizing lifetime and ease of use. Here are the ...

We’ve all been there – that last stubborn screw, the one thing between you and some real progress on a repair or restoration. It’s stuck tight with thread-locking fluid, and using more torque ...

Screws may be commonplace, but that doesn't mean they're simple. A screw is any shaft with a corkscrew groove carved around its surface and, regardless of their design, screws are usually used to ...