Introducing our JWM Series Worm Screw Jack, a superior quality product manufactured directly by our factory. Designed with precision and efficiency in mind, this screw jack combines a strong worm gear with a sturdy screw to provide exceptional load-lifting capabilities. With its durable construction and reliable performance, the JWM Series is perfect for various heavy-duty applications. Trust in our factory's expertise and experience to deliver a top-notch worm screw jack that guarantees long-lasting functionality and customer satisfaction.