Set includes: 4 thru PW (45A) A* GW (50A) * Grain Flow ForgedATM 1025E Pure Select mild carbon steel provides superior soft, solid, and consistent feel * Harmonic Impact Technology (HIT) tuned for a solid, powerful sound at impact * 4-7 iron deep CNC milled pocket cavity for ease of launch and greater forgiveness * 8-GW solid full cavity design for precision and control