The venerable.308 winchester has made quite a name for itself since it was first introduced in 1952.The.308 and its military equivalent, the 7.62x51mm nato, is a very efficient cartridge that has excellent ballistics, while still being fairly easy on the shoulder.That, and its inherent accuracy have kept it thriving as both a competition and hunting caliber.Recommended Usage: ReloadingType: RifleMaterial: BrassStyle: LargeLength: 2.002"-2.009"Gun Type: RifleMetal Type: BrassCaliber Or Gauge: 308 Win,7.62 NATOQuantity: 50 Per Bag