Nosler Match Grade Centerfire Rifle Ammunition is made using the Custom Competition bullet designed by Nosler as well as Nosler brass. Every single brass piece has been checked to ensure that it is the correct length and neck size and the flash holes have been verified to have the correct alignment.The ammunition is manufactured on machinery dedicated to producing bullets allowing for uniform consistency between pieces before the visual inspection takes place. There are several options to choose from including .223 Rem .300 AAC Blackout and others as well as multiple grain choices.