TOHNICHI Japan | S60DB4 -s Japan TOHNICHI Torque Wrench dial torque wrench idling type adjustable torque screwdriver, the main production: adjustable torque wrench, torque screwdriver, dial torque wrench, removable nipple torque wrench, hand torque measuring tool, torque measuring instrument, digital display torque wrench. The professional manufacturer of torque tools, general used for fastening bolt torque wrench.Ratchet head of adjustable torque wrench.