Expanding Tramac’s SC-Series of light-range hydraulic breakers to eight models, the SC-42 fits excavators, backhoe loaders and skid steers ranging 5 to 12 metric tons in weight. With an operating pressure of 1,812 pounds per square inch, the SC-42 has a flow range of 14.5 to 26.4 gallons per minute and is rated at an impact energy class of 1,250 foot-pounds with an impact frequency range of 550 to 1,450 blows per minute.