Knockout Die, For Use With Tool Type Knockout Tools, Knockout Punch Component Included Die, Material Application Mild Steel, Maximum Sheet Metal Capacity-Steel 10 ga, Nominal Hole Size 1/2 in, Slug Type Splitting, Punch Shape Round, Number of Pieces 1, Includes Draw Stud No, Exact Hole Diameter 22/25 in, Inside Die Depth 1 1/4 in, Series Exact