The performance meets the requirements of GB/T17906 "General Technical Conditions for Hydraulic breaking Tools", and adopts single interface technology to support pressure replacement tools。The main part is made of high-strength alloy, and the key parts are imported from Europe。Both ends have anti-slip teeth to prevent slippage in the process of top support;Unique "screw in card lock" design, "1 second" can complete the extension rod and non-slip teeth insertion and removal,Designed with two-way hydraulic lock, can be locked at any position, no retraction, high safety。In the environment of traffic accident rescue, earthquake disaster rescue and accident rescue, it is used to move obstacles, prop up objects, create rescue channels and keep objects stable。