Never to hijack this thread but a colleague of mine that makes ammunition suggests the Federal 210M primer. Why, I do not know as he was attempting not to offer me proprietary details. I will make use of the Lee Hand Priming Instrument After i get about to using the https://angeloijgcv.loginblogin.com/38861940/the-fact-about-federal-210m-large-rifle-primers-that-no-one-is-suggesting