MIG welding problem finally solved after years

Have an older Miller Mig machine. Don't do much welding but got beyond fed up with the crappy welds. Have a buddy that owns a fab shop, he offered to try it out. He messed around with the settings for a while. Ended up ditching that goofy ground clamp in favor of

[ame="http://www.amazon.com/Hobart-770031-400-Amp-T-Style-Ground/dp/B002ACOXM2/ref=sr_1_1?ie=UTF8&qid=1392576137&sr=8-1&keywords=welding+ground+clamp"]Hobart 770031 400-Amp T-Style Ground Clamp Brass - Amazon.com[/ame]

problem solved.....