Mains Test Screwdrivers

A mains tester screwdriver is used to test circuits and electrical connections to see if they are live as well as being used as a screwdriver to fasten or loosen screws. They can test for the presence of live currents, so the user knows whether a circuit is safe to work on.

Voltage tester screwdriver

Some voltage tester screwdrivers can detect voltages up to 1000V making them ideal for u...