Punch units are complete units consisting of the 1 conduit punch and draw stud makes a 1.362 sized hole. Knockout punch can be used with ratchet,
AMZCNC Manual Knockout Punch Kit, Heavy Duty Metal Sheet Knock Out Box Hole Cutter Conduit Punch Driver Die Set ((Conduit Hole Size) 1 Knockout
Manual drive knockout punches, for use with ratchet, wrench, or electric driver. Conduit punch sizes: 1-1/2,2 Sheet Metal Knockout Punch Kit,
AMZCNC Manual Knockout Punch Driver Kit for 1-1/2 inch to 2 inch Electrical Conduit Hole Sizes ((Conduit Hole Size) 1-1/2~2 Knockout Punch kit)
AMZCNC Hydraulic Knockout Punch Electrical Conduit
AMZCNC Hydraulic Knockout Punch Electrical Conduit Hole Cutter Set
AMZCNC Hydraulic Knockout Hole Punch Driver Kit 1/2 to 2 inch
TEMCo Hydraulic Knockout Punch TH0004 - Electrical Conduit Hole
4 inch Hydraulic Knockout Punch - Electrical Conduit Hole Cutter
AMZCNC 8 Ton 1/2 to 2 Hydraulic Knockout Punch Driver Tool Kit
AMZCNC 8 Ton 1/2 to 2 Hydraulic Knockout Punch Driver Tool Kit Electrical Conduit Hole Cutter Set KO Tool Kit with 6 Dies Hole Complete Tool