New cases

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Allen in MT

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brand new cases chamber nice and easy, do you still run them thru the sizer.
thanks
 
brand new cases chamber nice and easy, do you still run them thru the sizer.
thanks

I would say this question has come up every 2 or 3 months for many years. Most to be "safe" and apparently because they feel they can do a better job than the factory, resize, etc. That, however, is a waste of time. For several decades I have NEVER resized or trimmed any new brass except for quite gross case mouth deformation the only exception being 460 S&W Magnum cases to be shot in a revolver. There is NO safty issue. In all that time I have NEVER found new cases I haven't messed with to shoot or perform any less accurately than my resized brass. The only reason I size new 460 S&W Magnum brass is because I shoot full power loads and if I don't the bullets move under recoil.
 
Some people size new brass and some don't. Either way it's perfectly safe.

I had a batch of 500 new .223 brass that had crappy case mouths and the lengths varied a lot, so I sized it and trimmed it, then deburred and chamfered. Other than that it was pretty consistent in weights etc. Just crappy case mouths.

Some new brass is as good as it gets.
 
if you don't size new 45 long colt cases, the .452" diameter bullets will fall down into the case. some rifle brass needs the neck rounded out and deburred. other than that, i don't see why one can't just load em' and shoot em'.

murf
 
Never resized bottle necked rifle cases. Have run them into a sizing die just far enough to make sure the neck is nice and round.
 
The problem I have with new brass that is sized is it then galling on the expander. That leaves me with the need to spray every new case mouth with One Shot. A wash in ArmorAll Wash 'n Wax helps, but the plan must include plenty of drying time before priming shut the air flow.
 
brand new cases chamber nice and easy, do you still run them thru the sizer.
thanks
The nice fella at Starline told me it wasnt necessary, so I dont resize their pistol brass...Ive never had the luxury of having new rifle brass.
 
Even if the new brass chambers, I like to start with a known good case. Today's manufacturing methods is pretty consistent, but I like knowing for sure the condition of my brass...
 
I measure the length of the case from the shoulder to the case head and I save a few for future reference. If I am going to fire and size, trim load and fire again over and over I want to know what the case weighed before I started and when I finished. And then one day there is a chance the case will no longer chamber so I want something to compare the case with.

F. Guffey
 
I have never understood this question? No disrespect to the OP as the question comes up every month or so,

Why not size them? We size them every time after they are shot, so why not the first time? Is it some great time saver or something?

If a turret ot progressive is used, what take the sizing die out? Sound like more effort to do that, If a single stage I guess it saves that one pull of the handle.:)
 
I have never understood this question? No disrespect to the OP as the question comes up every month or so,

Why not size them? We size them every time after they are shot, so why not the first time? Is it some great time saver or something?

If a turret ot progressive is used, what take the sizing die out? Sound like more effort to do that, If a single stage I guess it saves that one pull of the handle.:)
 
i size even when new but may choose to hold off on doing it with some new 223 brass after my last post about 308.

for pistol it doesnt matter much with the workflow but with rifle the application of lube does take quite a bit of time and if OP decides its ok not to do it, its a big difference. more than just saving one stroke.
 
Good point, I guess I do not think about rifle brass prep as much as handgun.

I find rifle brass prep no fun at all, Sizing is no big deal to me, it's the trimming and deburring that gets me.:cuss:
 
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