Greenlee 7906SB Quick Draw 90 8-Ton 1/2 in. - 2 in. Hydraulic Knockout Kit with SlugBuster - Walmart.com
Greenlee - 34941 - 1" Hex Ratchet Wrench, For use with Slug-Buster Knockout Kit - RS
Greenlee KRW-1 - Ratchet Wrench for Knockout Usage - Walmart.com
Klein Tools 53732SEN Punch Set, Knockout Punch Set Punch Down Tools with Ratcheting Wrench for 10 gauge Mild Steel, Fiberglass and Plastic - Hand Tool Punches - Amazon.com