Peterson Brass .338 Winchester Magnum Casings are precision reloading brass built for the handloader who demands consistency and performance from one of the most proven big game and long-range cartridges ever produced. Each casing is drawn from high-quality brass and held to tight tolerances, delivering uniform wall thickness, consistent neck tension, and precisely machined large rifle primer pockets for dependable, repeatable performance load after load. Built to withstand multiple reloading cycles without compromising dimensional consistency or structural integrity, Peterson Brass .338 Win Mag is a trusted foundation for hunters and precision shooters alike. Packaged 50 casings per box, this is brass built to perform when it matters most. Peterson Brass .338 Win Mag Brass Rifle Casings Box of 50 40083R