Buddy of mine inherited this 1970 Miller Thunderbolt. More in comments : r/ Welding
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225 Amp 1.5 Miller Thunderbolt 225V Style HF-6 ARC WELDER, 225V AC for sale Miller Thunderbolt 225V Style HF-6 #13808 in category Mig & Tig Arc Welders
WeldingWeb - Welding Community for pros and enthusiasts
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MILLER THUNDERBOLT 225 STICK WELDER | AUGUST ANTIQUES SHOP AND HOUSEHOLD CONSIGNMENT | K-BID