Holding load: trapezoidal screw with automatic locking function CS spiral screw lift, even without the braking device can be maintained load. Product characteristics: Thrust range: 0.5 to 30 tons; stroke up to 8m electric screw jacks, have to consider the stability of the screw and guide mechanism; duty 30%, if the load factor is small, you can improve system appropriate; Precision screw jacks, Shandong endurance quality suppliers (online consultation), screw jacks are provided by Texas Machinery Co., Ltd. Kun-ho. Texas Haokun Machinery Co., Ltd. (www.sdnljsj.com) (www.sdnljsj.com) is a leader in Dezhou, reducer, transmission, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Endurance leadership with the staff warmly welcome all inquiries negotiations to create a better future for endurance.