At first the cartridge experienced a cupronickel-plated steel-jacketed bullet and Berdan primer, but it surely now has a tombac-jacketed bullet and lead-no cost Boxer primer. Because 1997 most elements in the spherical are made in Switzerland. Neck dimensions w/carbide expander to deliver proper neck diameter/concentricity for better neck uniformity, bullet https://brooksydddz.tinyblogging.com/not-known-details-about-223-reloading-brass-83330725