Since these studs are hidden behind your drywall or plaster, a stud finder saves you a ton of time (and potential wall damage) by ensuring you drill right into the sturdy support every time.

An electronic stud finder operates on batteries and detects the density in the wall. You’ll find several styles and brands of stud finders on the market. Some can even detect plumbing and ...

Have you ever tried to hang a heavy picture frame or mount a flat-screen TV, only to find that your stud finder doesn’t seem to work? It beeps randomly, shows inconsistent readings, or just ...