MAE Maschinen- und Apparatebau Goetzen GmbH offers the world's largest range of manual and automatic straightening systems for round, profiled and spatially-shaped components. Torsion-straightening is a special method for untwisting twisted profile bars, gear racks and guide rails into one or several sections. MAE provides straightening machines, hydraulic presses and assembling machines for gearbox parts, rotor shafts and wheelsets with OPUS software controller. The use of the latest technology in wheelset presses BiPAC, meaning Bidirectionally driven Pump with AC –Servodrive, that provides high accuracy in positioning and almost maintenance free control system.