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380 acp vs 9 mm; same vs different

  1. LOOKING FOR CONFIRMATION

    The Ammo & Reloading Forum
    Starting point are 2 identical pistol brass cases, 2 identical primers, A can of Brand X Powder and 2 bullets; one is 90 gr. 380 ACP, the other is 90 gr. 9 mm; both identical except for the boxes out of which each is taken. Theoretically I can put the 380 bullet onto the 9 mm brass case and the...
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