Torque wrench with torque process and structure

With torque wrench calibrator imposed torque Shi, through and torque wrench of ratchet head solid connection of sleeve connection need imposed torque of nut/bolt, hand master in portable torque wrench calibrators handles Shang of effective scale line, Shun clockwise or inverse clockwise Afterburner, this force led nut/bolt, dang nut/bolt tight solid, and by with of torque and torque wrench set of torque equal Shi, torque wrench of ratchet led torque wrench of head, put torque passed to triggers, triggers to right sliding (unloading force).When the roller getting tube, will issue a "clicked" signal, stop immediately after you hear the signal strength, remove the torque wrench to complete torque.