Pipe tee flaring tool - GIF

[Altair]

Pipe tee flaring tool.




Previously:

Swaging spin tool - GIF
Tube flaring pliers - photo
Six-way copper pipe joint - photo

[ibdennyak]

Nice. I wonder if that meets code in the US. Clean soldering job too.

[Toolmaker51]

Nice. I wonder if that meets code in the US. Clean soldering job too.

They are used in U.S.
Current price of copper has reduced it; soldering laterals with Tee's a comparable cost (+) a bit extra labor and (-) prices on bulk purchases.
Flares are used more widely in commercial use, above slab, because (when) runs are longer.