Measuring voltages is fairly straightforward most of the time. Simply grab any old cheap multimeter, hook up the probes, and read off the answer. If, however, you need to measure very tiny voltages, ...

A viral video showed a hack that turned a regular crescent wrench into an automatic, adjustable wrench, but a real adjustable wrench would work just fine.

Equip For Practical Tool Hacks!!

Prepare For Handy Tool Hacks!!