Lincoln Electric KH725 Mig Wire Welding Nozzle

Mig wire welding nozzle, used to protect the threads & openings of the gas diffuser/contact tip holder during the mig welding process, nozzle directs shielding gas around the tip & mig wire to protect the weld puddle, use nozzle when welding with shielding gas only, mig nozzle is made of a copper alloy.