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View Full Version : Ammo plinking test ?/9mm 3" barrel



gunoil
06-18-2013, 04:03 PM
Dropping my reloads in diamondback 3" barrel (9mm) . Their all down below hood like they should be but some drop a tiny bit lower. My reloaded brass. Could it cause lite strikes on some of them being lil' lower? What is problem?

They all plink down in chamber.

Tatume
06-18-2013, 04:21 PM
Try them and see how they shoot. You'll know if your reloads are okay if you're happy when you go to the range.

gunoil
06-18-2013, 04:37 PM
been shot

runfiverun
06-19-2013, 01:24 AM
seein as how the 9m headspaces on the front of the case i'm gonna go with some of your cases are shorter.

MtGun44
06-19-2013, 01:30 AM
Either seat the boolits a touch longer or use a hair less taper crimp or both.
Go too far and they won't work, but sounds like you have room to adjust a bit.

Bill

gunoil
06-19-2013, 11:42 AM
I'll check brass R5R.

Thanks bill, will set down tonite and try both. Will check with some factory stuff.

The lil' db is having some growing pains. But they sure do try, great CS.

Below: barrel hood is clearing a nice path right above fire pin. (shiny place).
http://i1113.photobucket.com/albums/k511/putt2012/F52AF2A4-BAEB-4612-951E-987648B48668-13419-00000F972F4EC498_zpsa8618b51.jpg

Iron Mike Golf
06-19-2013, 02:41 PM
Well, how does the Diamondback achieve lockup? A lot of pistols do that by having the barrel hood snug up to the breach face. If it has a blues finish, then yeah, it's gonna wear a shiny mark.

If the Diamondback uses lugs on the barrel, like a 1911, then maybe you got a problem there.

I don't own one, so I can't say.

dudel
06-20-2013, 03:24 AM
I'll have to take another look at mine, but as I recall, it's amazingly like a tiny Glock.

The slide components seem like a miniature copy (almost surprised there was no lawsuit). The receiver has a different trigger bar setup and a metal magazine catch; but again very, very similar.

To the OP, since the 9mm headspaces on the case mouth, perhaps you put too much crimp?