Hand tucking fork, sometimes called a puckering tool. For putting a  tuck into a metal panel that can be shrunk into itself in place of other  metal shrinking options. Tucking fork allows user to control the length and well as the height of the tuck, simple but effective method to  install a light or very aggressive tuck that can be captured and shrunk with simple hammers/mallets on a anvil or forming surface. One of the oldest metal shrinking methods.  Forged steel construction, max. tuck depth: 5" and right angle handle is 6" long. Weight 1.8lbs  Instruction flier included.