300 wsm and 180 hammer bullets

180 HH @ 3,010
IMR4350 started at 62.0 (2,901) and got to 66.9 (3,072) sticky bolt lift.
BAT Vampire
Krieger 1-10 tw. 22" bbl.
ADG brass.
Fed GM215M
Thanks for the information. I did call and talk with Steve. He was very helpful. But it great getting information from people who are using it.
 
Is anyone using 180 grain hammer bullets in a 300 wsm? If so, please share your thoughts and loads. Thanks.
The 180 grain HH in a 300 WSM are good but the 166HH in a 300 WSM are great. I get they're many good folks who like to run heavy but for hunting rounds out of the 300 WSM the 166's are hard to beat from deer to elk.
 
The 180 grain HH in a 300 WSM are good but the 166HH in a 300 WSM are great. I get they're many good folks who like to run heavy but for hunting rounds out of the 300 WSM the 166's are hard to beat from deer to elk.
The 137 is even better and then there's the 124😉
 
I recently did a pressure test loads with H4350 and got to 67.1 @ 3,114 fps (22"bbl) with no signs of pressure. I'll probably dabble around 66.5ish and see how it groups.
Also, will be pressure testing some 150 HH this weekend and see what kind of velocities i get….
H4350 with 65.0 gr was my accuracy load with the 166 through my 26 inch barrel.
 
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