The Hornady Lock-N-Load AP Primer Pocket Swage Tool quickly and cleanly removes crimps on cartridge case primer pockets. Designed to be used on the Lock-N-Load AP press the Lock-N-Load AP Primer Pocket Swage Tool comes with shell holder feed swage tool and eject dies to make your job easier. - Available in 223 Rem/5.56 and 308 Win/7.62 models swage depth can be adjusted to accommodate various brands of cases. Swaging out the crimps instead of cutting them eliminates trimmings and mess.