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Jim Wilkins[_2_] Jim Wilkins[_2_] is offline
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Default design descisions for internal tube expander

"charliebrown" wrote in message ...

I'm thinking of making a tool to be slid up inside a bicycle frame down
tube that would expand and push out dents from the inside.
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Shotgun barrel dent remover:
https://www.bevfitchett.us/repair-of...rms/a-bks.html