Screw Jack: 1.high loading capability 2.smooth transmission 3.small volume, high efficiency 4.wide power range, low noise Screw JackSpecifications:1. Model: JF-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 ...