Patent ID: 6983877

Claim:
A hole punching apparatus comprising: one or more punches, one or more punching dies, and one or more bores formed in the one or more punching dies for slidable insertion of the one or more punches; a slot formed within the one or more punching dies configured to receive a material to be punched; one or more cams coupled to a camshaft and configured to linearly drive the one or more punches through the one or more bores formed in the one or more punching dies and at least one slidable cam selectively positionable along the camshaft between a first position and a second position; an electric motor configured to rotate the camshaft; a housing configured to hold the one or more punches, one or more punching dies, one or more cams, and electric motor and further having a material slot formed in an upper surface configured to align a material to be punched relative to the one or more punches; a modality switch moveable between a first mode position and a second mode position and further configured to move the at least one slidable cam between said first position and said second position and further configured to insert a spacer into the punching slot when in said second position.