How much freebore for Hammers?

Here's some Nosler data for their 120s. This would be a safe place to start with the 127 Hammers.

IMR 4831 being one of my favorite powders would be my first choice and since you're the first, 46 grains would be a safe place to start also.

Screenshot_20231203_200956_Chrome.jpg

Hope this helps.

Joe
 
IMR 4831 being one of my favorite powders would be my first choice and since you're the first, 46 grains would be a safe place to start also.
I think so too. Would be great to put my IMR4831 to use as I have 8lbs of it. I also have plenty of R Magnum, R23 and about 3lbs of H4350. Im kinda tempted to try the Magnum too since its slower burn rate with the heavier bullet.
 
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