Abstract: A device may include a thin flat polypropylene strip with a pinch point designed for pendulum motion. A device may include a ring magnet positioned at a lower end of the strip to detect the presence of metal fasteners in a stud hidden behind a wall. Magnetic markers are placed to mark the position of a hidden screw in a stud behind the wall.
Abstract: A storage system, the system is disclosed having a base; a slot in the base; a spline that slides along the base; a plurality of latches in the spline; a plurality of shelves snapped into the plurality of latches; a cam attached to a bottom of the spline, wherein the cam is slidably inserted into the slot in the base and guides spline along a path along the base.