Knockout Punch Set For Use With Tool Type Hydraulic Maximum Sheet Metal Capacity-Steel 10 ga Includes Ratchet No Material Application Mild Steel Slug Type Splitter Number of Punch/Dies Sets 10 Knockout Sizes Included 1/2 in 3/4 in 1 in 1 1/4 in Nominal Hole Size 1 1/4 in Punch Shape Circle Includes 3/4 in Ball-Bearing Draw Stud 3/8 in Ball-Bearing Draw Stud Carrying Case EXACT(TM) 1/2 in to 1 1/4 in Conduit Punches and Dies