Used Gantry Machining Centers (Bridge, Double Column) for sale in Korea – A kind of mill Controlled by computer. – Gantry Type, Bridge type, Double Column type, 5 Axis and more, Machining Centers – For instance, Brand. a. Doosan, -wia, Hwacheon, Smec, Hanwha b. DMG mori, Makino, Fanuc, SNK, Enshu,