What is the difference between an electric shock wrench and an electric screwdriver?
source：Dongguan Sudong Electronic Technology Co.,Ltd release time：2017-06-03 Browse：709
The difference between an electric shock wrench and an electric screwdriver is not related to whether or not it is tightened.
impact tool utilizes the internal impact mechanism to transfer the
torque to the threaded standard parts. The impact tool is inexpensive if
the torque limit mechanism is not required. The
tool has little effect on the reaction of the operator's hand, and the
operation is easy; and the electric screwdriver directly passes the
torque received by the standard part to the operator's hand.
To prevent the tool from rotating, the operator needs to provide the same size of the reverse torque, labor intensity. One hand operation, M6 is the limit.