sentences:  Reloading the 8×56mmR Mannlicher can be problematic, due to the .329" groove diameter of the barrel.Commonly available .323" 8mm "S"-bullets will produce very poor accuracy.Open-base jacketed bullets, such as the .323" 244 grain round-nose FMJ bullets used in the 8×50mmR Mannlicher, will often produce better results but are difficult to obtain.