Weldmark® by Tweco® WMK35-50 Standard Duty Brass Gas Diffuser is perfect for use with thread-on nozzle assemblies with 160 A Tweco® Mini-MIG-Gun® series. Gas diffuser has magnificent electrical properties making it ideal for use in light to medium duty standard welding application up to 160 A. 1.714" Gas diffuser with M9 x 1.25-M6 thread size has four 0.094" gas holes. It features part number rolled stamped on the external surface and overall length for easy identification. Gas diffuser is made from 360-brass alloy bar stock offers consistent dimensional stability. Gas diffuser features a conduit set screw that can accommodate the conduit liner in place. It has a proper threaded conductor tube to use with MIG guns. Gas diffuser is sold as 5 per pack.