I do think its simply because federal has the army agreement and makes use of exactly the same machines. You could have precisely the same issue in 7.sixty two x51 M1a things. They may be crimping as it is the M1A. My area gun shop primer shelf is full of https://federalammunitionprimers18406.howeweb.com/32407518/helping-the-others-realize-the-advantages-of-federal-large-rifle-benchrest-primers