Q:How much is a screw?

To see what screwdriver, if it is a small screw, and then you buy more words, a single cost may be a few cents, if it is a single purchase may be more expensive.

Q:The Symbolic Meaning of Screw

Although small, but plays a decisive role. The role of a person, for the cause of the revolution, as a machine on a screw. The machine as a result of the connection of many screws and fixed, only to become a solid whole, can be able to operate freely, to play its great ability to work. Although the screw is small, its role is not underestimated. I would like to make a screw hello forever. Screw to regular maintenance and cleaning, it will not rust. People's thinking is the case, to always check will not go wrong. - Lei Feng April 17, 1962 diary excerpts

Q:How is the screw nailed to the wall

Use a hammer to make a hole in the wall, and then plug a plastic expansion tube, the last screw.

Q:What is the meaning of the screw and the 4 and 8?

Screw should be written on the 4.8 bar, 4.8 on behalf of the strength level

Q:The idiom of the screw

Meaning modesty, that their own small insignificant, insignificant but indispensable.

Q:M4.8 * 25 What does it mean in screw size?

M4.8 is the screw size 25 is the length of the screw

Q:This screw ye use, and how to use next to the cover

This is an expansion screw. Take a suitable electric drill bit to drill a hole in the wall, and then put the sleeve into the eyes of the drill, put the screw into the sleeve, this than the ordinary screw firm.

Q:How did the screw twist?

after the drill with the drill cap will be destroyed. The use of the principle of anti-silk will be the remaining screw drilled (you can use a broken screw-specific drill bit - broken screw out of the device)

Q:Also known as screw nails, I want to nail on the board, but there is no way to nail into the hard, how nail?

You say is a self-attack nail with a screwdriver twisted into the picture is not self-tapping is not used on the board, which is used on the expansion tube, to change the nail or wood screws, or direct use Nail nail

Q:Want to fix something, which is a triple iron (do not know how thick), would like to ask what screws can be turned into? Can ordinary drill go in? The question is to consider the drill or consider the screw, or have to consider? Thank you! The

Because this screw (metal self-tapping screw) than iron, can eat iron. Coupled with its special design type, so it can be drilled less than its small diameter in the hole. So you have to first drill with a drill before drilling a hole smaller than its diameter it is possible to drill into.