1911Forum - View Single Post - New to reloading SWC...this look right?
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Old 02-10-2020, 11:29 AM
jjfitch jjfitch is online now
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Join Date: Apr 2007
Location: Pacific Northwest
Posts: 6,300
LSWC: I have never had to crimp below .469. Doing so may cause other issues!

I have a barrel that is .0005 oversize. Crimping below recommendation causes tumbling/keyholing!

Full disclosure: This is a 9mm barrel that SAAMI specs at .355, barrel specs at .3555!

All the best,
John, Retired LEO, CA POST Certified Firearms Instructor, NRA Endmt., NRA Instructor, NRA RSO, Blue Lives Matter
Gun Control: Acquire target, align sights, press trigger, only after you have identified your target and what is beyond it and made the decision to shoot!

Last edited by jjfitch; 02-10-2020 at 03:02 PM.
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