... in the form of multi-input high reliability Worm Screw Jack:(speed reducer,reducer ,gearbox,gesr units) 1 ... Configuration: Worm and worm gear, bearing, housing and lead screw 3. Function: Elevating, Lowering, Pulling, Pressing, Pushing, ... Loading: 0.5 ton ~ 100 ton (per set) Dynamic Loading: 0.1 ton to 26 ton (per ... set) 7. Accessory: Motor, hand wheel, reducers, rubber ...