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m&p45acp10+1 · January 31, 2013, 06:06 PM

Note that the S&B brass may have crimped primer pockets. I ran into some a while back. A few twist with my Lyman tool, and they worked just fine. Try seating a primer first. If it feels like you are trying to shove a bowling ball into the tail pipe of your car then the pocket is crimped.

January 31, 2013, 06:06 PM	#12
m&p45acp10+1 Senior Member Join Date: May 3, 2009 Location: Central Texas Posts: 3,930	Note that the S&B brass may have crimped primer pockets. I ran into some a while back. A few twist with my Lyman tool, and they worked just fine. Try seating a primer first. If it feels like you are trying to shove a bowling ball into the tail pipe of your car then the pocket is crimped. __________________ No matter how many times you do it and nothing happens it only takes something going wrong one time to kill you.