Bought some 556 ammo. Can someone tell me about it. Brown box, each row is layered in thin brown paper. box says 5.56mm Ball CJC 008b. Brass is stamped wit a C J 93. Now the kicker, one box has a sticker on it{same box} 55 gr bullrt 25gr H335 and has 223 wrote next to it(hand loads maybe). What do you think