MIG Guns | MillerWelds

MDX MIG Guns with Set Screw Power Pin Cap Installation Training Videos

How to Change Nozzle, Tip, Diffuser, and Liner with Set Screw for MDX™ MIG Guns

Follow some simple step-by-step instructions to change AccuLock™ consumables on MDX™ MIG guns and gain an optimal wire feeding path.

How to Reinstall a Trimmed Liner for MDX™ MIG Guns with Set Screw Power Pin Cap

When the power pin cap is removed from a MDX™ MIG gun, the liner can retract and appear too short to lock into place. Learn how to reinstall the liner.

What’s Next: Faster Multiprocess Welding With Josh Welton

Brown Dog Welding owner Josh Welton quickly switches between welding processes with his Miller® MDX™-250 EZ-Select™ MIG Gun.