HELPING THE OTHERS REALIZE THE ADVANTAGES OF WINCHESTER PRIMER CHART

I believe the OP addressed the why in his write-up. He was curious no matter if what "Every person already knows" is actually right or not.I am basing that over a obvious reduction in powder residue remaining during the barrels of my O/U following working with Cheddite. Almost all of my loads are during the 9000-9500 psi variety.Do what you believe