Is Shielding Gas a Waste of $$$: MIG vs Flux Core Welding

Which is the best wire feed process for you? Gas Metal Arc Welding (GMAW) or Self-Shielded Flux Core? Learn to weld faster in my $39 online courses: https://courses.timwelds.com Products from the video: Chipping Hammer: Welding Jacket: Solid MIG Wire: Flux Core Wire in the Miller: Flux Core Wire in the Harbor Freight: