Could be requested polished or unpolished. This is great reloading brass! 9mm is one of our most widely used calibers and we nearly always Have a very generous offer readily available. Even if the chamber is oversized the act of sizing will minimize the OUTSIDE diameter back again to spec. https://reloading9mmammo30639.rimmablog.com/36574099/9mm-reloading-bullets-things-to-know-before-you-buy