manual screw lifter
1.Model: RN-0.5T,1T,2T,3T,5T,10T,15T,20T,30T,40T,50T,100T
2.Configuration: worm and worm gear,bearing,housing and lead screw
3.Function: Elevating, Lowering, Pulling, Pressing, Pushing,Rotating
4.Power Source: Manually or Electrically