pre64win,

I'm no expert but pay people to do what I want. I have a Weatherby Mark V six lug that was a .25-06. It is designed around the .473" head. I opened it up to .500" and use a 9.3X63 Berneki case for my 6.5mm wildcat.

By the way the .340 uses a .532" head.

"Only Christ is the fullness of God's revelation."
Everyday Hunter