Knockout Punch Kit, 10 Piece B1976

Punch round holes in sheet steel, copper aluminum, brass and some types of plastic with this knockout punch kit. Ideal for electrical pipe or conduit.

• Easy to use drive-bolt design uses several turns of a wrench to apply pressure
• Forged, machined and heat treated
• High carbon steel construction
• Includes punches and dies for 1/2 in. , 3/4 in. , 1 in. and 1-1/4 in. pipe and conduit