The
7.92×57mm Mauser (designated as the
8mm Mauser or
8×57mm by the
SAAMI and
8 × 57 IS by the
C.I.P.) is a
rimless bottlenecked
rifle cartridge. The 7.92×57mm Mauser cartridge was adopted by the
German Empire in 1905, and was the German service cartridge in both
World Wars. In its day, the 7.92×57mm Mauser cartridge was one of the world’s most popular military cartridges. In the 21st century it is still a popular sport and hunting cartridge that is factory-produced in Europe and the United States.