Coil tubing unit used in the oil and gas industry.
https://diqn32j8nouaz.cloudfront.net...ubing_unit.jpg
Previously:
https://www.homemadetools.net/forum/...055#post153383
https://www.homemadetools.net/forum/...041#post149300
https://www.homemadetools.net/forum/...967#post148950
