Posted: Mon Jan 08, 2018 10:41 am
by Larry Tucei
Jack- I'm not sure what the thickness is on their longer Borer. Perhaps you could contact them.. If you are successful yours would be the one I would purchase. One note Unobtanium is a term coined by NASA referring to rare metal back in the day. It's a fancy name for titanium which would be lighter but not stronger than Heat Treated 4130 of 4140 steel. Larry