Originally Posted by okie man
I've used imr 7828 and h-1000 also!
I have retumbo, win760, imr4831, imr 4350, rl22, rl19, rl25, rl17 and a powder I never tried yet 4068 I believe.
I will load 3 rounds each on different powder and coal. Its a new barrel machined to lapua brass amax 105gr at coal 2.800 chamber. Dont want to burn barrel in finding loads