Re: Crimped primer pocket
Originally Posted by mikld
I just did a bunch of 9mm brass w/crimped primers. I use a 60 degree high speed steel countersink. The one I have has a hex shaft and fits in my drill/screwdriver, and I did mebbe 100 in about 15 minutes or less. My countersink cost less than $10.00 and I've been using it for several years to knock out the crimp on military primer pockets...
You won't cut deep enough into the brass to really shorten its life from loose pockets.
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