IIRC, the Lee Internet site has updated the record about which primers are Alright to employ. They now seem to solitary out FEDERAL exclusively: so do as you think greatest. When you are firing the M1 Garand I might propose utilizing "army" primers as These are ideal for that firearm. https://federal-primers-21035678.loginblogin.com/38861673/federal-large-pistol-primers-no-150-fundamentals-explained