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Old August 5, 2012, 08:35 PM   #6
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Join Date: March 11, 2010
Location: South East Pa.
Posts: 3,364
In the NRA Handloaders Guide ( Out of print, I believe) the Frankford Arsenal did a test on barrel wear. After tens of thousands of rounds in 10 different rifles, the accuracy was still improving. This was obviously with cut rifling and tougher steel (Like your '03) than most new barrels today.
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