Why the Neon Mains Voltage Tester Screwdriver is the Most Dangerous Tool in Your Box (And What to Use Instead)
The voltage tester screwdriver – we’ve all got one rolling around at the bottom of a toolbox. It’s that cheap, translucent plastic screwdriver with a little metal clip and a tiny bulb inside. For decades, the neon mains testing screwdriver has been a staple for DIYers looking to check if a wire, socket, or light…