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11/19/2013 9:28:03 AM EDT
Well I've had a Hornady primer pocket reamer since loading 223 and I've always had a problem with it.

Basically I'll get multiple smooshed/not seating primers on my 550 with crimped brass I use this tool on. The primer pocket it's "funneled" enough for the primer to make it's way in. To compensate I have the reamer in a drill and "wiggle it around more to open the primer pocket more. This generally works but produces uneven primer pockets and still I end up with 2 per 100 that still smoosh primers.

I never have problems with 9, 40, or non crimped/pick up 223 brass that has been generously reamed.


Anyone else have this problem?
11/19/2013 10:02:05 AM EDT
[#1]
Not had this problem.



Are you sure you are running drill until all cutting stops?



I count to 3 and stop the drill. Time is dependant on drill RPM though.



Any headstamp this always happens with?
11/19/2013 11:15:37 AM EDT
[#2]
Yes, I'm running it long enough, I've experimented with extra long too. I can feel when it bottoms out/stops cutting. You can still see the crimp ring the majority of the time if that helps.


Brass is LC, win, pmc...

I feel like the bit isn't going deep enough into the primer pocket. Maybe if I were to shorten it.

I've seen pictures of your brass done with the Hornady and mine looks a lot less reamed.
11/19/2013 12:22:48 PM EDT
[#3]
One thing that helps, crimps are often off center, so the crimp isn't removed evenly, so as you are seating the new primer, if you feel resistance, turn the case in the shellholder a little bit, say a quarter turn, often the primer will slip right in.  I maintain a little pressure on the primer seat as I turn the case, you will feel it when it hits the sweet spot.
11/19/2013 12:32:55 PM EDT
[#4]


Quote History
Quoted:

Yes, I'm running it long enough, I've experimented with extra long too. I can feel when it bottoms out/stops cutting. You can still see the crimp ring the majority of the time if that helps.





Brass is LC, win, pmc...



I feel like the bit isn't going deep enough into the primer pocket. Maybe if I were to shorten it.



I've seen pictures of your brass done with the Hornady and mine looks a lot less reamed.
View Quote


Win cases have no crimp, WCC yes. No problems with those other two.



Try calling Hornady, you may of got a bad one.
11/19/2013 1:33:33 PM EDT
[#5]
Quote History
Quoted:

Win cases have no crimp, WCC yes. No problems with those other two.

Try calling Hornady, you may of got a bad one.
View Quote View All Quotes
View All Quotes
Quote History
Quoted:
Quoted:
Yes, I'm running it long enough, I've experimented with extra long too. I can feel when it bottoms out/stops cutting. You can still see the crimp ring the majority of the time if that helps.


Brass is LC, win, pmc...

I feel like the bit isn't going deep enough into the primer pocket. Maybe if I were to shorten it.

I've seen pictures of your brass done with the Hornady and mine looks a lot less reamed.

Win cases have no crimp, WCC yes. No problems with those other two.

Try calling Hornady, you may of got a bad one.

Sorry yes wcc. Basically anything with a beefy crimp.
I'll take some measurements of the tool and see if it's out of spec.
11/19/2013 5:14:06 PM EDT
[#6]
May want to invest in a primer pocket uniformed. Some people use those for dual purposes to remove crimp and cut pocket to uniform death.

I use it on 308 and 30-30 and use my Hornady reamer on 223. I've had no problem with the hornady tool, I would also recommend contacting Hornady. If they had a bad batch they should know.
11/19/2013 5:52:32 PM EDT
[#7]




I use the uniformer after the reamer.




With an intact crimp, the uniformer will not enter the primer pocket.
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