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Just saw the post of Friction Welding, so I present to you Friction Stir Welding. Source in comments

Just saw the post of Friction Welding, so I present to you Friction Stir Welding. Source in comments

Video Credits to: u/luar0897
< Previous Induction heating and rolling steel tubes Challenger for the world speed record on water, Spirit of Australia II, passing spectators after a run. Piloted by Dave Warby, whose father Ken has held the world record since 1978 - set on this same dam. Testing new tail fin at the moment so max speed th Next >
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