Working on the rails, closing a gap

Just watch that poor abused bolt that managed to hold it all together

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Interesting how they got it to close the gap. Thanks for sharing.

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The field-expedient version of the OzArmor staff hitting a part with a torch to be able to break it loose and unscrew a bolt.

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That was like running hot water over the tight cap of a jar to open it. Interesting!

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Mechanics regularly heat (acetylene torch) or cool bearings (liquid nitrogen), sleeves and other things to fit them into or around other objects

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