AC Gear Motor, DC Gear Motor, Worm Gearbox manufacturer / supplier in China, offering Ie4 Stainless Steel IEC Asynchronous 0.37kw 0.75kw 1kw 1.5kw Material 304 316 Waterproof IP69K Stainless Motor with Fan, Swl 1t 5t Manual Screw Lifter Customized Lifting Height 300mm 800mm Worm / Helical Gear Screw Jack, Swl5 Swl10 2500kg Worm Mechanical Jack Big Torque Lifting Screw Jack and so on.