Shaft and Bearing, For Use With Tool Type Knockout Punch and Die Sets, Knockout Punch Component Included Draw Stud, Material Application Steel, Maximum Sheet Metal Capacity-Steel 10 ga, Slug Type Falls Free, Punch Shape Round, Number of Pieces 1, Includes Draw Stud Yes, Draw Stud Diameter 3/8 in, Draw Stud Length 5 in, Finish Steel, Series Shaft and Bearing