Q:The Symbolic Meaning of Screw

The "crazy screw" is in the life and employment under the dual pressure, long-term super-strength, over time limit of labor, the spirit of life, , Constantly challenge the physical and psychological limits of a group of people, they bear the hard work day and night, physically and mentally tired tired, gather more away from the family, is the new era of labor and employment environment of a deformed landscape.

Q:There are some screws, is installed in the electrical, power, electronic products on the material, ask how to correctly install the screws?

A small screw, but has a great impact, how to use a small screw, so that the role of the maximum screw, these are the things we need to learn, we should know that the screws are small, but less screws It is absolutely impossible. We have a good understanding of the correct use of the screw on the method. If we have a screw on our hands, then we can go to understand the characteristics of the screw, you can understand the above raw materials, you can in the specifications, hardness above to understand, we only have a comprehensive understanding of the characteristics of this screw, we To be able to correctly use this screw, otherwise, we will never play a small screw the biggest role.

Q:What is the meaning of the 8.8 on the screw

8.8 is a high-strength screw! 6.8 is the strength of 4.8 is the national standard screws the highest high-strength screws is 12.9 I have seen the best and most exquisite

Q:Why a screwdriver can suck the screw

Magnet in the top of the screwdriver with a direction of friction can be used more than once with magnetic convenience

Q:I would like to know the specifications of the two types of screws models, including length, diameter, diameter and pitch, etc.

The specific need to check their own standard parts manual to judge

Q:Screw M is mechanical teeth, tapping is what?

There are many kinds of tapping teeth, such as: triangular teeth, iron teeth, wood thread, etc. Usually used TP said

Q:Was rusty rust, the screwdriver are turning how to do, is a very important thing

Drop a few drops of oil or gently knock around a few times, to the rusty screw drops (to bubble better) gasoline or kerosene, washing the use of oxalic acid also

Q:Screws, bolts, screws, what is the difference between the three ah?

Screws are more general. The exact statement should be bolts, screws, and screw caps. Bolts and screws are round bar objects, engraved with equal spacing thread. Bolts are flat head cylindrical type; the screw is the front is pointed like a nail. The bolts must be used with the screw cap, or on objects that have been threaded. Screws are used in relatively soft or relatively thin objects, when used with their own thread side of the rotation side of the forward drilling. The threads on the bolts are relatively shallow without the edges; the threads on the screws are sharper and the threads are deeper, facilitating drilling into the objects. Most bolts and screws require a simple and easy tool - the screwdriver.

Q:What tools are used to remove the screws, the two lines are grooves, the middle of a paragraph is convex

Motor on a lot of screws on this one, one by one in the middle of a word with a knife set a trough can be used

Q:What is a self-tapping nail? Is it used? What are the characteristics of the shape? What is the difference with ordinary screws?

Ordinary screws need to be fitted with nuts, or with the tolerance thread. Self-tapping nail body with self-tapping thread, you can directly into the wood, walls and other fixed use.