The 75004A is still portable yet its 22 ton punching pressure and double insulated motor move it up to punching 3/8" materials. Its added capacities and weight make it more suitable to using the work stand and foot switch for best performance. Easily confirm the hole position with the jog down feature. Punch automatically returns to the starting position after the punching cycle is complete. The 75004A features the "no tools required" Quick Change Punches. Enabling you to change punches in just seconds. Work stand, foot switch 11/16" punch & die, tool kit and carrying case are standard.