... .5T,1T,2T,3T,5T,10T,15T,20T,30T,40T,50T,100T 2.Configuration: worm shaft,worm gear,bearing,oil seal ... 1.Model: RN-0.5T,1T,2T,3T,5T,10T,15T, ... 20T,30T,40T,50T,100T2.Configuration: worm shaft,worm gear,bearing,oil seal,housing ... 03 HP ~ 21.5HP.8.Lifting Screw Diameters: 20 mm ~100 mm.9.Lifting Screw Pitch: 5mm ~ 16 mm.10. ...