1.Strong versatility. can be applied to the stretching of multiple specifications of boltsby replacing the stretching head.

2.Economic and efficient, light weight, high precision. 

3.Can be equipped with manual hydraulic pump, pneumatic hydraulic pump, electric hydraulic pump, multiple stretchers can be used simultaneously.

4. Standard working pressure 150MPa.

Application: Bolt fastening and disassembly in ship, steel, petrochemical, electric power and other large equipment .