STRESS TESTING InterBolt uses a precision gauge pin in the loaded region of a bolt or stud to create a minute gap between itself and the sensor, which serving as a reliable measuring device for load ...

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 ...

The BoltMike III ultrasonically measures tension and clamp load of threaded fasteners. The instrument weighs 2.5 lb. and has an easy-to-read display. It runs up to 40 hr. on standard ``AA'' batteries.

Ask the typical tradesman, “Do you know how to use a wrench?” and you’re guaranteed the answer will be yes. But look at the nuts and bolts on brackets, bus bar, grounding lugs, and everything else ...