Bernard NST-3818B Centerfire Small Tapered Brass MIG Nozzle, 3/8 in Bore, 1/8 in Recess

Nozzles have built-in spatter shield that smoothers and concentrates gas flow Nozzles allow fixed contact tip positioning at Flush, 1/8" and 1/4" recess and 1/8" extension for consistent welds Use center fire contact tips that are non-threaded and stay in place by hand-tightening the nozzle. They change over without tools for quick, easy replacement after burn back Tips change over without tools for quick, easy replacement after burn back