On Mar 2, 2:05*pm, Ecnerwal
wrote:
I'm seeking thoughts, insight, tips or tricks relating to portable line
boring. I have a backhoe, and when it was built, LBJ was president.


How big, how long, how smooth/accurate?

I've cobbled up a few hole-aligning rigs from reamers and drill rod.
AFAIK a single-bit boring bar needs controlled feed but you might be
able to drive a shell mill with a hand drill.