What reamer to go with for 330WM build

nortac

Sergeant
Full Member
Minuteman
Mar 19, 2009
283
10
Texas
Just curious as to thoughts on what reamer I should use and why for a 300WM build. Are there any advantages or disadvantages to a longer throat or tighter chamber for my purposes?

Barrel is a Rock Creek 5R 1:10 twist and will be cut to 26"

I plan on using 208 A-Max, 210SMk's and 220SMK's and shooting out to about 1200 yards

 
Re: What reamer to go with for 330WM build

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: Ninja Pirtle</div><div class="ubbcode-body">300 WM? </div></div>

You are correct sir! Post changed to reflect the correction
 
Re: What reamer to go with for 330WM build

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: Special Delivery</div><div class="ubbcode-body">You need a Min Spec. SAAMI chamber for the .300 Win Mag. </div></div>

Thanks...That was my intent but was curious if I should be looking at something different or not with using longer bullets or for accuracy
 
Re: What reamer to go with for 330WM build

I miss read thread sorry, You're probably going to want to get a Minimum Spec SAAMI Chamber for the .330 WM then, and check with a smith about the throat length.
 
Re: What reamer to go with for 330WM build

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: Special Delivery</div><div class="ubbcode-body">I miss read thread sorry, You're probably going to want to get a Minimum Spec SAAMI Chamber for the .330 WM then, and check with a smith about the throat length. </div></div>

Your misread was correct.....my mistake
 
Re: What reamer to go with for 330WM build

If you're going to buy a reamer, why not have it custom made to your sizing die and chosen brass and bullet? Choose the brass and bullet you want to use. Have someone a few rounds of brass a few times each to blow them out. Then re-size them with the FL die you plan to use, setting the shoulder back only 0.001". Then make a dud with the bullet you plan to use seated at the depth you want. Send a few samples of them to Dave Kiff and have him make a reamer that matches that setup in the best possible way, incorporating whatever fit and bullet jump you want.
 
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