GREENLEE HYDRAULIC KNOCKOUT KIT, CORDLESS, 18V, 10/12 GA MS/SS, ½ TO 2 IN CONDUIT, 7 TONS - Cordless Knockout Punches - GLELS50L11SBSP | LS50L11SBSP - Grainger, Canada
Greenlee LS100L11SBSP 18V 11 tons knockout punch
Greenlee Slug-Buster 7238SB Manual Knockout Punch Die Kit, 10 ga Capacity, For Use With Battery Powered/Hydraulic Ratchet Driver and 3/8 in and 3/4 in Draw Stud, 1/2 to 2 in Conduit/Pipe, Mild Steel