6.5x55mm Rifle Brass Headstamps Are Mixed Unprocessed Reloading Brass Washed and Polished 100% Brass Casings 50 Casings Introduced in 1894 for the Swedish Mauser, the 6.5x55mm cartridge has stood the test of time as a favorite among hunters and competitive shooters. Its efficient design delivers flat trajectories, low recoil, and exceptional accuracy, making it ideal for long|range shooting and big game hunting. Whether you're honoring its military heritage or enjoying its modern versatility, the 6.5x55mm continues to impress reloaders and shooters alike.