Quote:
Originally Posted by 6MT
I gauge my crimp with the "finger test" method. After I seat a bullet, I feel for the sharp edge. Then, roll crimp with a Lee factory roll crimping die. Then, I feel again. It should have no sharp edge. And then I inspect to see if the crimp is satisfactory on every 10th or so case.
Works great in pistol caliber rifles.
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Wrong crimp for a 9 MM. You WANT the sharp edge. The cartridge head spaces off that sharp edge.