Originally Posted by Dennis_W
nice! What did you use to make the cuts? What size cutting wheel? And what did you use for the center to fit around the dip tube?
I used angle grinder with 0.04" (1mm) wheel.
Dip tube is centered in keg coupler with copper reducer:
This is how it looks from bottom:
My mill gap is 0.034" and I don't have any problems with circulation on HERMS. Maybe I"ll try to tighten it more just to see how far it can go.