The Hornady Lock-N-Load Single Stage Primer Pocket Swage Tool is specifically designed for .308/7.62 caliber cartridge cases providing quick and clean removal of crimps on primer pockets.Hornady Lock-N-Load Primer Pocket Swage Tool (.308/7.62 Only)Adjustable swage depth to accommodate various case brandsClean swaging process eliminates trimmings and messCompatible with single stage reloading pressesPrecision-engineered for .308/7.62 caliber casesEssential for reloaders working with military surplus or crimped brass this tool ensures proper primer pocket preparation without the waste and cleanup associated with cutting methods.