Patent ID: 8549972

Claim:
A punch for punching a sheet of material, said punch comprising: a body formed with a fissure for receiving the sheet of material; a lever having a front portion pivotably mounted to said body and a rear portion opposite said front portion, said lever also including a central longitudinal ridge pair disposed on an underside of the lever and a raised bump positioned between the central longitudinal ridge pair, the central longitudinal ridge pair closer together towards the front portion of the lever and further separated from one another towards the rear portion of the lever; a block positionable between said lever and said body, said block having a shaped punch movable along a first axis, said block further comprising first, second, and third shoulders; and first, second, and third resilient members, said resilient members disposed adjacent to said die and disposed between said first, second, and third shoulders of said block and said body; wherein when said block is positioned between said lever and said body, and when said lever is pivoted between a first open position and a second punched position, the bump between the central longitudinal ridge pair on said lever engages said block having said axially moveable shaped punch to punch said sheet of material.