Federal primer cups are delicate. I don't know if it makes any distinction in handguns, but they are not recommended to be used inside a Garand. The Correct Powder factory technician was simply just telling me that it absolutely was safer to make use of a rather more challenging primers https://215federalprimersforsale73715.blogminds.com/what-does-federal-primers-for-9mm-mean-29337814