Handheld electric drill is a drilling tool powered by AC power supply or DC electric pool. It is a kind of handheld electric tool.
Hand electric drill is the largest sales product in the electric tool industry, widely used in construction, decoration, pan-furniture and other industries, used to open holes or object piercing objects, some industries are also known as electric hammer.
The main composition of electric drill: drill clip, output shaft, gear,DC motor, casing, switch and cable.
Hand drill (pistol drill) —— for drilling tools for metal materials, wood, plastic, etc. When installed as a positive and reverse switch and an electronic speed regulator, it can be used as an electric screw batch. Some models are equipped with rechargeable batteries, which can work normally in the case of no external power supply for a certain period of time.
Mahua bit-the most suitable for iron, aluminum alloy and other materials. It also can be used to hit wood materials, but the positioning is not accurate, easy to hit crooked.
Holators-Suitable on iron and wood materials. Wooden bit- -specialized for beating wood materials. With a positioning bar for precise positioning. Glass drill bit- - - - -Suitable for punching in glass.
safety operation specification:
1. The hand electric drill shell must be protected by grounding or zero neutral wire.
2. The hand electric drill wire should be well protected, and it is strictly prohibited to prevent rolling and cutting, and not to drag the wire into the oil and water to prevent the oil and water from eroding the wire.
3. Do not wear gloves, jewelry and other items to prevent the equipment from causing damage to your hands. Wear rubber cloth shoes. When working in wet places, you must stand on a rubber pad or dry board to prevent electric shock.
4. When the electric drill leakage leakage, vibration, high heat or abnormal sound is found in the use, it should stop working immediately and find an electrician to check and repair it.
5. When the electric drill does not completely stop the L rotation, the drill bit can not be unloaded or replaced.
6. When the power is off or leaves the working place, cut off the power immediately.
7. Can not be used to drill cement and brick walls. Otherwise, it is easy to cause the motor overload and burn the motor. The key lies in the lack of impact mechanism in the motor, small bearing force.
