Howdy Steve, gltaylor or anybody who knows.
I've been running Hammer Hunters in
300 RUM, 300 WM, 7 RM , 65 PRC, 6.5 Needmore but not in 257 Weatherby yet.
I has a 1 in 10 twist 26 in Barrel. 100 gr. Barnes TTSX and LRX (sorry) shoot great out of it.
I was checking ALL the .25 cal. Hammer...