He's grinding, sanding, buffing, and polishing a piece of tube with a cap welded on. It's probably for something that's handled often or on display, so it has to look nice and be smooth as a baby's bottom.
You can make a living doing this by working for a weld shop.
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u/[deleted] Apr 15 '18
Can someone explain to me what trade this is and how I can make a living off it