Reportedly efficient in producing aircraft, construction and large, difficultto-machine parts with complex configurations, the MacTurn550 from Okuma America Corp. packs accuracy and rigidity, particularly on its B-axis. The MacTurn 550 turns, face mills, and does eccentric (Y-axis) and inclined-plane (B-axis) machining with automatic toolchanging, and simultaneous upper/lower-turret machining.okuma.com