The forward and reverse switches of the pneumatic ratchet wrench are generally located on the head. There are two conventional forward and reverse switches. One can directly rotate the switch to control the forward and reverse rotation, and the other is to loosen and then rotate with the help of a hexagonal wrench.
Ratchet wrench is a manual screw tightening tool, single head, double head and multi-specification movable handle ratchet torx wrench. It is connected by the main plum blossom sleeve and the slave plum blossom sleeve of different specifications and sizes through the engagement of the female key and the male key of the hinge key.
Since a plum blossom sleeve has two specifications of plum blossom through holes, it can be used for the tightening of two specifications of screws, thereby expanding the scope of use and saving raw materials and labor costs.
The adjustable trigger can easily adjust the angle of use of the wrench. The wrench is used for tightening the screw, and has the characteristics of strong applicability, convenient use and low cost.