OP - You tried using CCI primers? I like Fed brass which usually lets Win primers fall out after 4 to 6 firings. CCI primers give me another 5 to 6 firings.
You can also try Wolf or Tula primers as they tend to be a tad larger.
"And you shall know the truth, and the truth shall make you free.” John 8:32 (New King James Version)
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