multi ball screw jacks lift table, multi acme screw jacks lift table 1. Two kinds of lift tables: multi ball screw jacks lift table, multi acme screw jacks lift table.2. Our Lift Table is different from Hydraulic lift table,Air bag lift table,Spring lift table,linear actuator lift table etc.It is of Positioning precision,safely self-locking,Heavy duty,Uniform lifting speed and fully synchronized. ...