I tryed the 350s and my Marlin 1895 just won't group them as well as the Nosler 300 gr par. with 47 gr IMR 4198 this gives me 2000 fps and 1 3/4 " groups at 100 yd . Last year I took a texas heart shot deer at 150 yds and got full length penatration ,broke the jaw on exiting .