I don't Imagine it's what gun they had been shot it, that usually demonstrates for a foundation bulge right after sizing. I might possibly evaluate you sizing die and powder funnel. My nine reloads typically have a feminine waistline employing my Dillon dies and I wonder whether it is undersized. https://9mmreloadingbrass64173.ambien-blog.com/44261949/9mm-casing-no-further-a-mystery