By A Mystery Man Writer
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.
M1 Garand « Daily Bulletin
Can you use 5.56 brass to reload 223? - Quora
Reloading 223 Rem/5.56 Nato - Interactive Data Tables
Annealing « Daily Bulletin
FL sizing 223 mixed brass
USAMU « Daily Bulletin
Range Day Tip: Save Time Reloading by Using Stripper Clips - The Truth About Guns
5.56 BRASS FOR RELOADING
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Extreme Reloading: 5.56 Brass (ep. 01)
NEW USGI STRIPPER CLIPS WITH SPOONS 5.56/.223 LOTS OF 100 With @ Speed Loaders