Originally Posted by MontanaMan
Dimensions from several sources, according to their reamers.

MM

[Linked Image]


MM,
What really amazed me, is just how small the differences really are, and how much discussion they generate.

Couple thousands there, couple 10's of thousands there.....How many uses does it take for a reamer to loose a couple thousands, or how many rounds until you .223 chambers wore out to 5.56 dimensions?

You didn't use logic or reason to get into this opinion, I cannot use logic or reason to get you out of it.

You cannot over estimate the unimportance of nearly everything. John Maxwell