... ,15T,20T,30T,40T,50T,100T2.Configuration: worm shaft,worm gear,bearing,oil seal,housing and lifting Screw3.Function: Elevating, Lowering ... , Pressing, Pushing,Rotating4.Power Source: Manual or Electrical5.Characteristic: Positioning precision,Safely self-locking,Heavy duty,Uniform lifting speed,small sizes ... , Health Care, Culture, Health and Others Industries JWSS11-T Worm Gear Linear Actuator