Self Tapping Screws For Steel

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FAQ

A tightened screwdriver has been damaged, that is, the cross into a round mouth, and now I need to get it out for a new one, is there any way to take it out?

Screw nail head in the outside with a saw saw a word and then a word screwdriver out ,,, in the inside, with a drill to him to drill

How does the screw twist?

For the "word" and "cross" head screws can be upright screwdriver, vibration screwdriver back (pay attention to intensity), and then twist.

What is the effect of the screw?

The set screw is mainly used to hold the relative position between the two parts. We call the "head screw", the role of the equivalent of the role of positioning pin.

Inside the hexagonal screws, rather not down, it may be too much screw on the screw too tight has been bad 3 screwdriver screw is too small also one-half of rice grain please help think about ways

T-shaped irons and screws, you can twist it off

nan

Landlord refers to the screw head into a round can not be disassembled, you can use the saw in the screw head saw a slot, and then use a flat screwdriver can be removed, you can also use a pipe clamp to try, but the space to be bigger!

What is a screw? What is a nail? What is the concept? What is the difference!

The screw is a threaded stud that is fastened to two objects, with a threaded screw in the column, usually screwed and nailed. Machine nail is used for mechanical attack on the use of a good thread, or with nuts used to fasten the product, according to the material requirements have a certain force. The range of screws is wide, the nail is just one of the screws inside.

I would like to look at my mp4 apart, the above screws are small, is cross-type, our family is not so small screwdriver, what can be used to screw the screw Oh, a little practical method Kazakhstan,

Is there a special small screwdriver that is special, if it is not used to cause or nails sometimes.

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

The screw is an incorrect call, non-professionals on the threaded parts collectively, in the industry without this call. In the fastener industry, in fact, screws and bolts are not a strict sense of the distinction. However, there are two ways in the industry to distinguish between screws and bolts: 1. According to the structure, the so-called twist structure, refers to the screw / bolt used to put the wrench above the place, that is, In some systems inside, the external pull the structure of the external screw rod-shaped parts are all called the bolt, on the contrary, will pull the structure called screw. This is a more obvious example is the Chinese national standard fasteners, for example, GB5782, GB5783 (a half thread, a full thread), the hexagonal bolts, The Because they are hexagonal structure, so, in the standard name, all called: bolts. 2, according to whether the product has a non-threaded bar features to distinguish. This is also a relatively wide use of a classification method, are generally so distinguish between bolts and screws. That is, if the part of the product other than the head is threaded, this part is called a screw. On the contrary, if, in addition to the thread but also has a light rod and other characteristics, called the bolt