1、Flexible Operation: The universal socket has a movable head and supports a maximum tilt of 25 degrees, free rotation, convenient and flexible. 2、Metal Structure: The socket is made of chrome vanadium alloy steel, overall quenching heat treatment, with high hardness and large torsion. 3、Easy Installation: One end of the socket is square shank, which can be directly connected to the electric wrench for use, stable and reliable. 4、Applicable Scenes: Applicable to the installation and use of photovoltaic power station, for automobile repair, machinery, home repair, etc. 5、For Narrow Area: The electric wrench socket has sufficient length, suitable for operation in narrow space, with a wide range of applications.