jams at 1st reloading try of shotshells
I loaded up my first batch or shells using:win aa hulls,win209 primers,waa12sl wads,1ounce 71/2 magnum shot and 18.5 clays.About have would do the old stovepipe ham. I shoot a 12 gauge semi auto. the factory ones worked fine.They were the win target loads.what did I do wrong. thanks. sj