I bought 1K for 45 Colt and had the "dilemma". Was just about to give up on them, and skim a write-up about using a deburr Device to remove army crimps on rifle brass. With that, I'd say to the MODS, if the post is more than enough of the https://charlieubcab.blogdanica.com/31772485/5-easy-facts-about-federal-gm150m-primers-described