"I wanted to create a handheld electronic device to quickly measure the size of a metric or standard nut or bolt head," said an inventor, from Newport, Ark., "so I invented the DIGITAL WRENCH FINDER.

Wheel bolt-circle diameter is the diameter of a circle drawn through the centers of the wheel's mounting-bolt holes. Whether shopping for new wheels or scrounging wrecking yards for good used ones, ...

We usually don't pay attention to our wheel's bolt pattern that often but it is an important thing to know since every car has a different bolt pattern. The wheel bolt pattern is the number of lug ...

Speaker 1: It might need measuring. Speaker 2: OK, no problem. (TO AUDIENCE) So I've been asked to replace this bolt that's been worn down. I'm not sure what size the bolt is, so I'll need to measure ...

A piezoelectric load-sensing washer currently under development provides a more accurate way to measure the clamping force exerted by the bolt it is on. A piezoelectric load-sensing washer being ...