The 8mm Mauser, officially known as the 7.92×57mm Mauser, is a military rifle cartridge developed in the late 19th century. It was widely used by the German military during both World Wars and is known for its effective range and stopping power. The cartridge features a bullet diameter of 8.2 mm and is typically loaded with a variety of bullet types for different applications. The 8mm Mauser is compatible with several firearms, most notably the Karabiner 98k, a bolt-action rifle that became iconic during its service. Today, it remains popular among collectors and enthusiasts, often used for hunting and target shooting due to its historical significance and performance.