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Old February 23, 2012, 06:29 PM   #14
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Join Date: July 26, 2011
Location: USA
Posts: 1,619

I am using a very light crimp at this time.
A .223 expander should not produce a loose bullet, as brass springs back some. Standard expander diameter is .222" as already said. No need to crimp for a 22-250. Possible thin walled brass? Or sizing die to larger in neck area?
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