dial indicating torque wrench is also called the torque wrench, torque wrench or torque wrench, torque is the product of the force and distance, when the thread fasteners such as fastening screw bolt and nut torque size needs to be controlled, to ensure that the thread fastening and not because of destruction of the torque is too large, so use the torque wrench to operate. First set a maximum flange alignment, torque reaches the set value when, wrench "card tower" noise or wrench joint bending Angle, this is already tightening torque.
