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Old January 23, 2013, 07:01 PM   #14
Senior Member
Join Date: May 20, 2001
Location: Oshkosh wi.
Posts: 3,051
My only observation is; why are you using 4064 powder? It's too slow for .223, I think you're seeing signs of way TOO low pressures. Especially when you consider the very slow velocities. Might just be lack of pressure NOT creating a good seal around the outside of the primer cup.
The more people I meet, the more I love my dog

They're going to get their butts kicked over there this election. How come people can't spell and use words correctly?
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