Klein Tools Punch Set, Type: Knockout Punch set , Style: Wrench included, Set Includes: 1" ratcheting wrench, knockout punches, dies and draw studs for 1/2" 3/4" 1" 1-1/4" 1-1/2" and 2" conduit sizes, Cutting Capacity: 10 gauge mild steel; also cuts aluminum, fiberglass and plastic