LN-25 PRO series wire feeders are designed to be simple, reliable and easy to service. Whether you are an ironworker, pipeline welder, or weld at a construction site, shipbuilding facility or metal fabrication shop, we have the right semiautomatic wire feeder for you. One-Pak is designed to meet your innershield needs and comes with the K126 PRO FCAW-S welding gun and drive roll kit for 5/64 in. (2.0 mm) solid/ cored wire and 1/16 in. (1.6 mm) cored wire.