Skip hit-or-miss finders—our top pick helps prevent costly or dangerous mistakes by revealing studs, pipes, and live wiring under drywall. And it's on sale!

The new GMS120 Wall Scanner from Bosch detects ferrous and non-ferrous metals, wood studs and live AC wires. It's ideal for concrete construction and commercial and residential remodeling. Select a ...

If you’re hanging or mounting heavy items on your walls, such as mirrors or flat-screen TVs, you need to attach them to a stud—the wooden or metal beams that make up your home’s framing. Since these ...