This servo-hydraulic Instron fatigue testing system is capable of providing a uniaxial and torsional load to a variety of flat and cylindrical tests specimens. Equipped with a full control system, users are able to input precise specifications regarding the test such as load control, displacement control and strain control. They can also choose between axial, torsional or axial-torsional tests. The 8874 is capable of up to ±25 kN of axial force and ± 100 Nm of torque.