Uni-Hydro produces thirteen highly rated models of ironworkers at our factory in Cosmos Minnesota, with capacities ranging fr ... om 30-150 Tons. These flexible machines are ruggedly built and optimized for productivity in 3-Station or 4-Station configurations. We build the only turret style “six shooter” punch in the Industry with 40 and 56 ton capabilities. Our Pro Series 135 ton and 150 ton ironworkers allow for dual operation at the same time. read more