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
Standard Punch Set - ISO 16 - ISO 40 | Greenlee
GREENLEE 28162 Slug-Splitter SC® Knockout Punch 1-15/16 in 10 ga Stainless Steel