Gardner Bender 3G-OTH-275258 — Technical Specifications

The GARDNER BENDER Hydraulic Punch Driver Set (MPN KOH540A) is a knockout punch tool kit designed for punching holes in mild steel. It includes a 12-ton hydraulic cylinder, a 2-speed hand pump, and ten hydraulic punches and dies ranging from 1/2 in to 4 in. The set also comes with a drawstud for 3/4 to 4 in punches and dies, a stainless steel drawstud 3/8 in dia, a converter, a 6 ft rubber hose coupler, and a metal case.