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Gardner Bender 2-in Black Metal Electrical Box Knockout Plug

Four-point punch design allows slug to fall free from the die without splitting, tapping or prying
Interchangeable with most tool brands
Set includes punch, die and drive screw

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Gardner Bender four-point knockout punches and dies are designed to punch clean, round holes through 10-gauge mild steel, 12-gauge stainless steel or other soft metals up to 0.135 inches in thickness. Punches and dies are interchangeable, in any combination, with most brands of knockouts. This kit includes punch, die and drive screw to punch a hole diameter sufficient for 2 inch diameter pipe/conduit; actual hole diameter is 2.915 inches. Additional sizes available to specifically permit fast and easy installation of electrical conduit and pipe of nominal sizes 1/2 in. through 4 in., in all commonly available increments.

Four-point punch design allows slug to fall free from the die without splitting, tapping or prying
Interchangeable with most tool brands
Set includes punch, die and drive screw
Easy one-piece slug removal