Knockout Punch and Die Kit, For Use With Tool Type Battery-Hydraulic*, Manual-Hydraulic*, Ratchet (1 in), Knockout Punch Component Included Punch, Die and Draw Stud, Material Application Aluminum, Brass, Copper, Fiberglass, Mild Steel, Plastic, Maximum Sheet Metal Capacity-Steel 14 ga, Nominal Hole Size 5/8 in, Slug Type Falls Free, Punch Shape D-Shape, Number of Pieces 5, Includes Draw Stud Yes, Draw Stud Diameter 3/8 in, Draw Stud Length 3 1/2 in, Maximum Sheet Metal Capacity-Aluminum 14 ga