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Manual Worm Gear Screw Jack

Manual Worm Gear Screw Jack available models include 250kg to 20 ton screw jacks, larger than 20 ton screw jacks models, we don't suggest use handwheel operated. The Manual Worm Gear Screw Jack are ideal solutions for applications where electricity or power generators is inconvenient or dangerous, light weight, low duty cycle, low target cost and short travel length. In order to precise position display of the travel length, the Manual Worm Gear Screw Jack input shaft adds a digital position indicator which measures the rotation of the input shaft and display a corresponding position in a counter window. The display value per input shaft revolution is variable and is achieved through a series of gear reductions configured to accommodate different screw jack gear ratios, screw pitch and travel distances. Note: not for use with motorized applications. Important Note: The Manual Worm Gear Screw Jack original actual pictures, designs and moulds came from the SGS (Serial NO.: QIP-ASI192186) audited manufacturer and supplier - Jacton Industry Co.,Ltd. Don't copy the pictures, models, designs and drawing dimensions without JACTON permission.