What is the principle of an impact wrench?
Impact electric wrench is mainly the initial bolt, and its use is very simple, that is, pointing bolt, pull the power switch on the line.
The electric angle wrench is also a kind of fixed torque wrench. Its use is to adjust the degree of rotation first, and then tighten the bolts. The electric angle wrench is an electric spanner specially used for fastening the angle bolt of the steel frame, and the electric wrench is the same as the electric wrench.
The electric torque shear wrench is mainly end tightening, torsion scissors type high-strength bolt, and its use is to bolt the power switch, until the twist scissors type high-strength bolt plum head interrupted. The electric fixed torque wrench can be both tight and tight at first. Its use is to adjust the torque first, then tighten the bolt.
