The U.S. Army Marksmanship Unit regularly published a reloading how-to article on the USAMU Facebook page. One excellent Handloading Hump Day post covered preparation of once-fired 5.56x45mm brass. This article, the first in a 3-part series, has many useful tips. If you shoot a rifle chambered in .223 Rem or 5.
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Bulk Military 5.56/223 Brass Prep for RELOADING
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Bulk Military 5.56/223 Brass Prep for RELOADING
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Bulk Military 5.56/223 Brass Prep for RELOADING
Bulk Military 5.56/223 Brass Prep for RELOADING
Bulk Military 5.56/223 Brass Prep for RELOADING