the single column type is a compact vibration-damped cast iron design with constant temperature distribution by a symmetrical gear and frame design. also this design ensures the use of a second support for simultaneous ma......the single column type is a compact vibration-damped cast iron design with constant temperature distribution by a symmetrical gear and frame design. also this design ensures the use of a second support for simultaneous machining. highlights vibration-damped cast iron design constant temperature distribution by symmetrical gear and frame design fixed or movable cross-rail simultaneous machining possible