Diameter: 3"
Diameter 2: 2-1/2"
Length: 3/8"
Thickness: 3/8"
Material: Wood
Type: Wedge

Box of 4.

A wedge is a triangular shaped tool used to separate two objects or portions of an object, lift an object, or hold an object in place. It functions by converting a force applied to its blunt end into forces perpendicular to its inclined surfaces.