The 616 series by Olmec is a Hydraulic damper which is used for machining large and small pieces components. This is the ideal tool for products the are deforming due to the applied stresses it had undergone. The damper cylinder comes with two version which are version A and version B. For "A", it is supplied through hydraulic line having a controlled flow rate. For "B", it comes with a spring approach and rod that are fully extended within a basic position. The whole unit functions, when the rod approaches the unit having a minimum force of 10 to 20 N. Then, the pressure will rise.