TOUGH LOCK™ Conversion Series for Tweco-Style Guns

Add our TOUGH LOCK Consumable System, durable nozzle and our gooseneck insulator to your Tweco-style MIG torch:

Tweco Style MIG Guns Tweco Style Standard Conductor Tubes TOUGH LOCK™ Retaining Head Tregaskiss™ Gooseneck Insulator Tregaskiss Adaptor
Tweco #3 63J-60 404-20 402-14 --
Tweco #4 64J-60 404-20 402-14 --
Spray Master 350 MS63-60 404-20 402-14 --
Spray Master 450 MS64H-60 404-20 402-14 --
Weldskill 400 64A-60 404-20 402-14 --
MINI MIG -- 404-20 402-19 404-64
Tweco Robotic Air-Cooled Robotic Air-Cooled 404-20 402-19 404-63

NOTE:  The TOUGH LOCK Retaining Head (404-20) will fit on most Tweco goosenecks
with an external 9/16" - 18 thread, regardless of conductor tube angle.


TOUGH LOCK Conversion Series for Tweco Style Guns