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By certification 
Capacity: 307 – 8432 KN
Available Bolt: M20 – M160
Maximum Operating Pressure: 1500Bar
Automatic spring return, there is a over-stroke protection to ensure using frequently.
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
