Circuit diagram of speed regulator for electric drill
Electric torch (pistol drill) -- a tool used for drilling metal, wood, plastics, etc.. When equipped with positive and negative reverse switch and electronic speed regulating device, it can be used as electric screwdriver. Some models are equipped with rechargeable batteries, which can work normally within a certain period of time without external power supply.
The main components of a drill are a drill chuck, an output shaft, a gear, a rotor, a stator, a casing, a switch and a cable.
Electric drill is the electric tool industry's biggest selling products, widely used in construction, decoration, furniture and so on Pan industry, opening for the object or objects in the past, also known as hammer in some industries.
A flashlight is a drilling tool powered by alternating current or direct current batteries. It is a hand-held electric tool.
