Lifting handle operating valve fitting 

Lifting handle Lifting handle is a handle used to control the lifting movement of mechanical equipment. It usually consists of a handle and some control buttons or switches. The handle can be controlled by the operation of fingers or palms to realize the lifting movement. Control buttons or switches can be used to select functions such as the speed, direction and stop of the lift. Lifting handles are widely used in various mechanical equipment, such as cranes, lifting platforms, elevators, etc.