As a pioneering Manufacturer, Exporter, and Trader, Signet International presents superior quality SWL Series Worm Gear Screw Lifter. Our Worm Gear Screw Lifter is ideal for low speed and low frequency. Its main components are precision trapezoid screw pair and high precision worm-gears pair. The product is quite economical, compact in design, easy to operate, and needs low maintenance. Due to its low speed and low frequency, the product is suitable for heavy loads. The trapezoid screw has self-lock function, it can hold up load without braking device when screw stops traveling.
Note : The braking device is equipped for self-lock, and it can malfunction due to large jolt & impact load