More detail here,sounds perfect.

the performance range lies between a .30-06 and a .416 Rem. In this way, the 10.3 x 68 Mag. covers a unique spectrum and is suited to hunting anything from the groundhog to the African buffalo. Benefits at a glance of RWS 10.3 x 68 Mag.:

https://rws-munition.de/en/rws-hunting-a...829fd8ce5f6bf0a