A number of powders work well in the .375 H&H. That said, IMR 4064 WAS the factory loaded powder for many years in the .375 H&H for good reason, it works very well.
"If a nation expects to be ignorant and free, in a state of civilization, it expects what never was and never will be." Thomas Jefferson- 1816
NRA Endowment Life member NYSRPA Life member
|