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a question on cases

Discussion in 'Rifle Country' started by Bezoar, Mar 12, 2008.

  1. Bezoar

    Bezoar member

    Apr 9, 2006
    got to go to the dunhams today and got to see some 223 and 6.5 grendel rounds side by side.

    Why is it that these cartridges use a case that seems thin as tinfoil when compared for thickness with a 30-06?

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