Greenlee® 7238SB Knockout Punch KitIncludes: Dies/punches for 1/2", 3/4", 1", 1-1/4", 1-1/2", and 2" conduits, 1" hex ratchet wrench, 2 ball-bearing draw studs, and a high-impact plastic carrying case.Features: Suitable for steel, aluminum, fiberglass, and plastic knockouts. SKU: GRNL.7238SB Brand: GREENLEE Country of Manufacture: United States Supplier Part Number: GRNL7238SB