R.W.Dale
Member
They fire the second most powerful WWII battle rifle round after the 30-06 (very very close in performance anyway) just above a full power 7.92x57mm,
Third most powerful actually
7.92x57 JS 154 gr. Ball had a muzzle velocity of 2,880 fps and 2,835 ft. lbs.
.30'06 150 gr. Ball had a muzzle velocity of 2,740 fps and 2,500 ft. lbs.