Gardner Bender 4-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 in. in thickness. Punches and dies are interchangeable, in any combination, with most brands of knockouts. This kit includes punch, die and drive screw; actual hole diameter is 1.21875 in. 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.
Interchangeable with most tool brands
Set includes punch, die and drive screw
Easy one-piece slug removal
Four-point punch design allows slug to fall free from the die without splitting, tapping or prying
Punches 10-Gauge mild and 12-Gauge stainless steel