Hodgdon H335 powder originated as a military powder for the 5.56 NATO, or 223 Remington, as hand loaders know it. Obviously, it sees endless use in the 222 Remington, 223 Remington and other small cartridges. In particular, prairie dog shooters will get more info find this a favorite, as J.B.Hodgdon has for years! Hodgdon H335 is a versatile rifle