Autotest Mechanisms Pvt. Ltd. Offers Shock Absorber Testing Machine. Autotest Mechanisms Pvt. Ltd. Is the manufacturer of special purpose test rigs assembly line equipment and special purpose machines involving any type of automation control. Shock Absorber Testing Machine is used for electronic automation control, plant modernisation and various types of industrial purposes. Shock Absorber Testing Machine is available with the capacity of maximum 500kgf load, 100mm displacement and 300 maximum RPM.