WHAT DOES FEDERAL PRIMERS SMALL PISTOL MEAN?

I have a colleague that shot federal fusion due to the fact he could`nt locate fed 215Ms ,Conversely I was havin a blast with my turdy-turdy shootin Solid boolit with Wolf LR primers !It's the people haven't got cash that contemplate primers for being costly. Nearly anything is dear if you don't have The cash to pay for what's on the value tag. Go