Classification And Inventory Of Commonly Used Wrenches

Generally speaking, a wrench can apply torque to the handle by clamping it on the other side or both sides of the handle. By applying torque to the handle, it can turn a screw or hold the screw or its opening or socket. By applying torque to the handle along the rotation path of the sleeve, the screw or screw can be turned.
Common types of wrenches
(1) Dumb wrench: an opening on the other side or both sides of the Volsin, usually with a large volume, used to turn large volume screws or screws.
(2) Haitang wrench: It has working ends with hexagonal or fourteen corner holes on both sides, suitable for situations where the working space is narrow and ordinary wrenches cannot be used.
(3) Shared wrench: The other side is exactly the same as the saddle spot wrench, and the other side is exactly the same as the Haitang wrench. Both sides are used to turn screws or screws with exactly the same technical standards.
(4) Active wrench: The opening length can be controlled within a large volume coverage range and can turn screws or screws of different technical standards.
(5) Hook wrench: also known as a half moon wrench, used to turn flat screws with constrained thickness.
(6) Receiver wrench: It is composed of multiple receivers with hexagonal or fourteen corner holes, equipped with handles, connecting rods, and other accessories, and is particularly suitable for turning screws or screws with very narrow positions or deep protrusions.
(7) Hexagonal wrench: an L-shaped hexagonal ball wrench designed specifically for turning hexagonal screws. The model of the hexagonal wrench is based on the volume of the opposite side of the hexagon, and the volume of the screw has industry standards.
(8) Rear wheel wrench: It can display the applied rear wheel when turning screws or screws; Or when the applied rear wheels reach the specified value, they will emit a light or sound signal. The rear wheel wrench is suitable for replacement work with clear specifications for the size of the rear wheels.