Approach from one side slowly. Certain stud finders are only calibrated to find one type so take the stud material into account as you shop.

The Best Stud Finder For Home Use Reviews By Wirecutter
Stud finder not consistent. It also locates metal targets up to 3 in. Stud location youll want to consider whether youre looking for studs in a wall ceiling or floor some basic stud finders might not be strong enough to penetrate a thick floor. An alert in the form of an led arrow pointed. Not as consistent as leading stud finders. Lightly so you can erase it approach from other side slowly. Offered at an affordable price the stud finder is one of the choices for the home user.
For example installing a wall. Dewalts dw0150 was consistent in finding stud centers locating both wood and metal equally well through both half inch and three quarter inch drywall. Stop hammering once you feel the studs resistance. Theres no way to know if the fixing is off center. You can switch to metal mode if it is available on your tool and scan vertically up and down to confirm that the target youve found is a stud. Scan for studs at several different heights on the wall.
And its not hard to miss a stud entirely if you havent marked the side edges. Often the stud finder incorporates a central groove or v to help you position a nail or screw or make a pencil mark. Pipes and other objects will likely not give consistent readings from floor to ceiling like a stud would. The main drawback with a magnetic stud detector is that they locate the fixing not the stud. Stud should be halfway between marks. To find and mark the side edges of a stud start at your mark or best estimate of the stud location and drive a 1 12 or 2 inch finish nail through the drywall and into the stud.
A bubble level might also be incorporated. Design features with a convenient design the stud finder can easily be used for tasks around the house. When it beeps draw a small pencil mark. A 3 mode switch makes it easy to change functions while the backlit display screen spotlite pointer and audio tone all. Why we like it. Multiscanner hd800 1 step multi function stud finder locates multiscanner hd800 1 step multi function stud finder locates the center and edges of wood and metal studs and joists behind walls floors and ceilings.
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