My build. Tac 300 action. Krieger 1 and 8. 7 Mag. I'm shooting a federal 215, Retumbo, nosler brass, And sierra matchking 180gr. Im getting .3-.5 MOA at 100 and ringing steel easy to 1200. Im just using RCBS dies right now. My redding Seater die just came in the mail from St.Clair. Ill be using...