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Message: <blockquote data-quote="kwaynem" data-source="post: 3977685" data-attributes="member: 41873"><p>I am thoroughly confused lol the mig welder I have you have to switch polarity to run hard wire with gas I have been welding for a living for ove 35 years they make a fluxcore wire where you run gas with it (75/25) same as hard wire like I said my welder you have to change polarity to run gasless flux cored wire if yo get the metal clean and the welder set right hard wire with gas can get proper penetration it may require several passes on beveled material to get the proper strength from a 110 welder but it can be done same as the gasless wire but requires a lot of cleaning between passes</p></blockquote><p></p>