UNIMIG U11181 4m 0.9mm-1.2mm Red Steel Torch Liner to Suit M350. Enhance your MIG welding performance with the M350 4m Red Steel Torch Liner, designed for 0.9mm to 1.2mm welding wire. Built with high-strength red steel, this liner ensures smooth wire feeding, reducing friction and enhancing welding precision. Ideal for industrial, automotive, and fabrication applications. Perfectly balanced between flexible and rigid to be used with stainless and mild steels. Colour-coded for easy identification of size.