on amazon for about $100
VOTOER Hydraulic Tube Expander Tool 7 Lever HVAC Swaging Kit 3/8 to 1-1/8inch Copper Tube Expander Tool with Tube Cutter and Deburring Tool
Copper boiler build on Youtube
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- Location: Michigan, USA
Re: Copper boiler build on Youtube
This is designed to expand a tube so you can slip another tube the same size into it, then solder them together without a coupling.
It is not designed to expand a tube in a tubesheet.