WREN was established in 1992 as a professional manufacturer of a complete range hydraulic equipment from 70Mpa to 300Mpa operating pressures. Over the past twenty years we have worked closely with our customers from Europe, United States and around the rest of the world to bring the latest innovations and technology to the global hydraulic equipment market. By investing in the latest technology research we have been able to develop a range of leading specialist hydraulic tools such as our super high pressure pumps and torque wrenches.
We focus on providing the highest quality products manufactured with state of the art CNC technology, using international quality standards as our base, adding innovations developed by our high qualified technical team at WREN, to providing world leading products setting new standards for the term‘Made in China’on world markets.
Automatic spring return.There is over-stroke protection to ensure frequent use.
Protect for the stroke over the maximum value，this will reduce the possibility of broken of seal by incorrect operation.
Hold all the function of other Tensioners
More function operation by one Tensioner for many bolts
If you need, Come visit our website now