I have browning x bolt and Tikka t3varmint both with 8twist shoot 69 and 80 mk into .250 5shot groups at 100 with varget 24.5grains 69 hornady hpbt do almost as good can't find any 8208 around my parts cfe 223 and h335 work best with 55 to 65 grains for me wow what a great little Round good luck with the Berger 70s