Thanks, I have a round cutter, I will give it a try.That's probably for a round cutter. I have used broken center drills as boring tools.
Thanks, that answers the question for sure. I've had this for several years but couldn't figure out the tool geometry. It's very Stout and almost too big for !y 14x40 latheThat is an Everede boring bar, I have a couple. They take a triangular cross section insert that can be HSS or carbide.
See: http://everede.net/everede_2014_catalog_prod_style_bars_inserts.html
Travers sells the inserts (at bottom of this search):
Search results for: 'everede boring'
www.travers.com