... couplins, guides, gear reducer etc. Precision Lift Table configurations screw jacks, bevel gearboxes, flex linking shafts, couplins, guides, gear reducer ... NOSEN engineers AutoCAD drawings. Precision Lift Table features: 1. Heavy duty, positioning precision, uniform lift speed, fully synchronized, self ... precise up or down control. Because the screw jack lift system is of high mechanical, they are an ...