IMR 4064 is an individual base, medium-vary melt away speed powder and is also one of the most flexible propellant inside the IMR line, utilized for 223 Remington, 22-250 Remington, 220 Swift, 6mm Remington, 243 Winchester Tremendous Short Magnum, 308 Winchester, 338 Winchester Magnum, and also the list goes on and on. Versatility with uniformity and precision.
Critical Info:

Never exceed the loads shown within the reloaders guide.
Hardly ever mix any two powders despite variety, brand imr 4064 powder name, or source.
Never substitute any smokeless powder for Black Powder imr 4064 or any Black Powder imr 4064 powder substitute.