338 Norma 35 degree improved

Discussion in 'Rifles, Bullets, Barrels & Ballistics' started by Machann, May 3, 2013.

  1. Machann

    Machann Active Member

    Messages:
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    Aug 23, 2011
    I see there is a few guys out here that is busy or which has build a 338 NM with 35 degree improved shoulders. Can anyone comment on the improvement and gain in velocity and what powders you guys using?

    Thanks