HOLY CRAP!!!
I spoke to my steel guy today, he couln't get the dom I wanted, but I could get .388 wall with the 11/16 ID for about $100. Add the ~$180 for qa1 heims, ~$40for tapping (each tap, one RH, one left), ~$15 for drill bit, ~$25 for hardware and ancilliaries (is that even a word?), and...