Yep, I use a bunch of it. 4831, 4064, 4350, 4198, 4759, and a few others I may be forgetting see use in 30-06, 260, 444, 300 magnum, 308, etc. IMR's new owner, Hodgdon, makes most of the other powders I use. Those two lines take up almost all the spots in my powder box.