I am setting up to cast 230 gr. RN, so I like the idea of segregating it to be used with my Solid bullets. The rp 45 acp brass is loaded with heavier total dimension direct bullets at slower velocities, where the dies are set for employing it. WARNING: Use https://45acpbrass31740.blue-blogs.com/47324535/5-easy-facts-about-one-fired-45-acp-brass-described