IMR 4064 is a single foundation, medium-selection burn off velocity powder which is Probably the most versatile propellant in the IMR line, used for 223 Remington, 22-250 Remington, 220 Swift, 6mm Remington, 243 Winchester Tremendous Limited Magnum, 308 Winchester, 338 imr 4064 Winchester Magnum, and the listing goes on and on. Versatility with uniformity and precision.
Important Data:

Will not exceed the loads exhibited during the reloaders imr 4064 guideline.
Never combine any two powders no matter form, model, or source.
Never substitute any imr 4064 powder smokeless powder for Black Powder or any Black Powder substitute.