I use the 165 gr for my old .30-06 and 145 for my 7mm-08. Both have taken mule deer and elk with excellent results. I handload them and have since 1993 ish and still love them. I test all my loads by shooting them into one gallon jugs filled with water at 100 yards-simple test to see how well a bullet will hold together and how well it will penetrate. Last years freezer filler with the pre 64 at around 100 yards and 165 grand slam