Wood shims are thin, triangular blocks of wood used as spacers to make minor adjustments to the position of two adjacent objects. In window and door installation, they’re often used to make sure ...

A shim can be a thin, flat piece of material or it may be wedge shaped. It's wood, plastic or metal. But I've taken things apart and found shims of every conceivable material, including cardboard ...

Shims are flat pieces of wood that can be anywhere from 6 to 10 inches long and have a taper. One end of a wood shim is normally about 1/16 inch thick while the other end is about 3/8 inch thick ...