Knockout Punches

1/2" (12.5 mm) 1 Heavy Duty 1 Heavy-Duty, Round 1 Manual Standard, Round 1 Standard, Round, Manual 1 Replacement 2 Exact Line 1 Knockout Punches 1

4 in 4 3 in 3 1-1/2 - 2 in 1

12.7 mm 1 2-3/8 in 1 1.701 in 2 4.54 in 2 1.115 in 1 1.362 in 1 1.951 in 1 2-7/8 in 1 2.91 in 1 3-1/2 in 1 38.1 mm 1 4.641 in 1