Could be ordered polished or unpolished. This is excellent reloading brass! 9mm is one of our most widely used calibers and we nearly always have a generous provide readily available. My modern purchase to get a Lee 9mm carbide "undersize" resizing die that cuts down the case diameter by .003" https://9mmdirtyoncefiredbrass21740.imblogs.net/86416331/9mm-reloading-options