Square hole punch set, both rectangular and square hole sizes are available in our factory.
VEVOR Hydraulic Knockout Punch Kit, 4 Pieces 1/2, 3/4, 1, 1-1/4
11-Ton Hydraulic Knockout Driver with Hand Pump
10 Ton 1/2-2 inch Hydraulic Knockout Punch Driver Tool Kit with 6
Greenlee 61010 - Square Punch (0.882in x 0.882in)
Icotek Hand Drivers & Knockout Punches! –
Powerful Wholesale square knockout punch To Complete Your Jobs
round and square knockout hole 4
VEVOR 10 Ton Hydraulic Knockout Punch Driver Kit Hole Tool 1/2 in
Rectangular & Square Punches Sized for Heavy Multi-Pin Industrial
45mm Hydraulic Hole Punch Die Stainless Steel Knockout Punching
10 Ton 1/2-2 inch Hydraulic Knockout Punch Driver Tool Kit with 6