Find high quality rotating screw jack with competitive price here. Please rest assured to buy rotating screw jack with GJP Trading Company

1 high efficiency: rolling friction, improve the efficiency of the machine, just a small drive source, you can have a great impetus. 

2 high speed: compared with the trapezoid-type screw, speed has improved a lot, and can work easily and fast. 

3 long life: using high quality ball bearing silk pole, its working life expectancy increased more than 3 times.