I have been working on a few loads. I tried 4350 and 7828 with CCI 250 Primers. 150's, 168's and 180's.
The 150's and 180's were all over the place with both powders. .9-1.5"
However the 168 with the 4350 put three rounds (1 flier) in a dime with 68 grains, 4 rounds in a nickel at 71 grains...