+1I have used a small base die for many years on the military style semi autos (M1, M14, AR). You may do fine with a standard die but the small base die will not hurt anything and may save you some grief down the road.
+1I have used a small base die for many years on the military style semi autos (M1, M14, AR). You may do fine with a standard die but the small base die will not hurt anything and may save you some grief down the road.
I would measure them all then. Cull the ones that are obviously a lot bigger.got it. will do---a lot of this is range brass. appreciate the help, marc