.45 ACP "once fired" commercial brass, sorted and tumble cleaned. Mixed headstamps.
"Once fired" is an industry term describing brass that has been collected from commercial range suppliers, ranges, brass aggregation companies or individuals. The term "once fired" does not denote the brass is only fired a single time but is a term for brass that has been previously fired at least once and is not considered new and unfired.
(This is small primer pocket .45 brass)