1. The shell of the hand drill must be protected by grounding or connecting the neutral wire.
2. The wire of the hand drill should be well protected, and it is strictly forbidden to drag the wire to prevent rolling and cutting, and it is not allowed to drag the wire to the oil and water to prevent the oil and water from corroding the wire.
3. Do not wear gloves, jewelry and other items when using to prevent injuries to hands caused by getting involved in the equipment, and wear adhesive shoes; When working in a wet place, it is necessary to stand on a rubber pad or dry wooden board to work to prevent electric shock.
4. When the electric drill is found to leak, vibrate, high heat or abnormal sound during use, it should immediately stop working and find an electrician to check and repair.
5. When the electric drill does not completely stop L rotation, the drill bit cannot be unloaded or replaced.
6. When the power is cut off or leave the workplace, the power should be cut off immediately.
Hand drill is a drilling tool powered by AC power or DC battery, which is a kind of handheld power tool. It is the largest selling product in the power tool industry, widely used in construction, decoration, furniture and other industries, used to make holes or pierce objects in objects.
The main components of the hand drill: drill chuck, output shaft, gear, rotor, stator, casing, switch and cable.
