bto

  1. R

    Different BTO (lot to lot) and bullet seating depth

    Newbie to Sniper's Hide here.... But I know you guys give great information. I developed a 308 load using a specific lot of 168gr match bullets - OCW, bullet seating, neck tension, and primers. When I measured a new box the BTO was .026 longer than the lot I used for load development. My...
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