Basic introduction of electric wrench

An electric wrench refers to an electric tool for tightening and loosening bolts and nuts, and is a tool for tightening high-strength bolts. It is used for the initial tightening, final tightening and initial tightening of torsional shear type high-strength bolts for the installation of large hexagonal head high-strength bolts for steel structure bridges, factory buildings, chemical industry, and power generation equipment, as well as torque or axial force for bolt fasteners Where there are strict requirements.