... , flex linking shafts, couplins, guides, gear reducer etc. Self Lock Lift Table configurations screw jacks, bevel gearboxes, flex linking ... the precision lift table following NOSEN engineers AutoCAD drawings. Self Lock Lift Table features: 1. Heavy duty, positioning precision ... self locking 2. Multiple jack system, from pair jacks system to fourteen jacks system 3. Electric driven, manual operated are ...