The beam of the Platinum Tech Break Back Style Torque Wrench is designed to “break” or pivot when the desired torque is reached, improving accuracy by preventing over-torquing and making them ideal for noisy working conditions. They are available in 3/4” PLT-12600 and 1” PLT-12750 square drive. These wrenches feature a chrome molybdenum ratchet gear and fully heat-treated handle. The scales are laser marked in both newton meters and foot-pounds. Includes blow-molded carrying case with instructions and calibration certificate.