Punching Thickness Capacity: 1/8 inch (11 ga) Steel, 1/16 inch
Stainless Steel Punches: Steel, Stainless Steel, Brass, Copper, Aluminum (soft alloys only), Fiberglass and Plastic
Convenient Operation: The knockout set is fast and easy to operate. With the excellent cooperation of a drill bit and a driving bolt, you can easily get a clean and uniform hole. And the long plastic handle ensures zero sliding and effective force transfer, improving work efficiency.