The so-called screwdriver is also called a screwdriver, a screwdriver, a screwdriver, or a knife. It is a common hardware tool product used to fasten or remove screws. There are many types. According to the shape of the head, it can be divided into one There are two kinds of word and cross. Although the screwdriver is a relatively small hardware tool, if it wants to have a long service life, it still needs to be maintained and maintained normally during use. How to maintain and maintain the screwdriver? Take a look below and you will know.

Precautions for using screwdriver:

1. Do not use a screwdriver to tighten or loosen the screws on the workpiece in your hand. The workpiece should be clamped in the fixture to prevent injury.

2. Do not use hammering at the end of the screwdriver handle to pry open gaps or remove metal burrs and other objects.

3. When the blade of the screwdriver is damaged or blunt, it should be sharpened at any time. When grinding with a grinding wheel, use water to cool it. Screwdrivers that cannot be repaired should be discarded if the blade is severely damaged, deformed, or the handle is cracked or damaged.

4. An appropriate screwdriver should be selected according to the groove width and shape of the screw head to be tightened or loosened; a smaller screwdriver cannot be used to screw a larger screw; a Phillips screwdriver is used to tighten or loosen the head belt Cross recessed screws; elbow screwdrivers are used for screw heads where space is limited.

In short, screwdrivers are generally used in conjunction with screws. If the screwdriver is damaged, the screws that need to be tightened or loosened will not be processed. Therefore, the editor recommends that you use the screwdriver strictly in accordance with the above methods to ensure that the screwdriver is in use. Will not be damaged.