Thread: Case sizing
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Old January 23, 2019, 06:28 PM   #6
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Join Date: September 2, 2010
Location: Plainview , Long Island NY
Posts: 3,672
Your full sizing your brass , then measuring case length? As others have posted the semi chambers are wider so the cases will expand also not just stretch. Keeping your cases trimmed to 2.010 each time would be a good habit to get into . Problem could be base to shoulder length .
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