
388 LM, and because it's "shoulders" widen a lot faster than those of the. 338 Norma Magnum both has it's cartridge seated slightly lesser deep than that of the. 338 LM, BUT it's volume is not TOO significantly smaller than that of the. In order to achieve this, the case itself is quite a good bit shorter than that of a. 388 Lapua Magnum, while keeping the same total loaded cartridge lenght. 338 Norma Magnum was originally developed to basically allow people to load cartridges with projectiles that have significantly lower friction coeficients than those of the. However, I did a bit of search and I am pretty sure I found out what is wrong: 338 Lapua Magnum is pretty much on par with them. Something that I always found odd was how much weaker than the 9.3mm weapons the.
