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6.5 Creedmoor collet die

Posted: 23 Jan 2022 09:48
by Ohio3Wheels
If any of you have the collet sizing die for the 6.5CM could you measure the diameter of the mandrel. Appreciate it, thanks.

Make smoke,

Re: 6.5 Creedmoor collet die

Posted: 23 Jan 2022 22:10
by RBHarter
I don't have one but in a perfect world it should .261-.262 if it is a sizing stop if it is a withdrawal expander it should be .262-263 . Either way it will give you a .2615-.2625 finish ID for 2-3x fired brass and .0005 smaller for annealed and larger for 4x plus . It's the work hardening and spring back with a goal of .002 neck tension .