VEVOR 10 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 (Knockout Punches) | VEVOR CA
Greenlee® 7235BB Slugbuster® Punch & Die Set,1/2 To 1-1/4 | B1377565 - GLOBALindustrial.ca
745H-2-1/2 - Greenlee Textron - Knockout Punches
Greenlee Slug-Buster 735BB Manual Standard Round Knockout Punch Die Kit, 10 ga Capacity, For Use With Greenlee KRW-1 High Leverage Ratchet Wrench, 1/2 to 1-1/4 in Conduit/Pipe, Mild Steel