Tweco® Short Stop Copper Nozzle with 1/2" bore size is designed for standard gas diffuser and is used with up to 450 A Tweco® No. 4 MIG guns. 3.48" Nozzle with 0.875" OD is ideal for use in medium to heavy duty welding application up to 450 A. It features part number rolled stamped on the outer surface for easy identification. It is adjustable and is made of 122 DHP copper alloy. Nozzle with recess contact tip relationship 0.125 - 0.156" is best suited for higher heat applications requiring longer electrical stick-out or in cases where the nozzle touches the work piece. It is sold as 2 per pack.
