All CCI Primers have a larger anvil area to compensate for firearms which will have an off-centre firing pin and are engineered to enable sleek feeding in automated reloading products. The APS (Computerized Priming Procedure) primers are preloaded into colour-coded plastic strips for use in the proprietary RCBS APS primer https://ccilargeriflezndhtchen72618.blogdon.net/not-known-factual-statements-about-federal-210-47771554