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I weld at plants for a living. All the structure beams are connected with grade 5 bolts. 3/4" as a matter of fact. Never seen a grade 8 bolt on job. jfyi.
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2006 Mobile Suites 32TK3 SOLD 2003 Teton Grand Freedom, 2006 Freightliner Centry 515 hp Detroit 60 Traveling USA welding pipe
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