but the one for your most basic needs is the 3/4-Inch Depth Stud Finder. This tool is designed to find the edges of wood and metal studs as you glide it along the wall. This thing is incredibly light ...

Studs are mechanical fasteners which are threaded on one or both ends. One end is secured to an object. The other end is used typically with a nut. Studs are available in both English and Metric ...