The purchase of outdoor public facilities security screw these two key factors worth understanding

Such as tower, transformer, these public facilities are often easy to steal, this time choose security screw is very necessary, because it does not mean that all people can be turned off, with a good anti-theft effect. Must use special tools to be able to dismantle, has a certain anti-theft effect! The price of this kind of screw is different, and the quality will be different at the same time, because the security screw will be more special, it will have anti-theft effect than ordinary screws, but we also want to look at a few aspects in the selection.

First: whether rust proof moistureproof.

Because a lot of security screws are used in the outdoor, especially outdoor public facilities, in order to avoid theft, will choose security screws, the outdoor is involved in a very key problem — easy to rust. If the material is not good, so it is easy to rust.

Now high quality security screw, it will use a special material, will also use a special process to make, the surface will do anti-rust processing, it has a certain anti-oxidation ability, but also acid, alkali resistance, and corrosion resistance, will be more appropriate.

Second: Look at the appearance.

Was able to play the role of anti-theft security screw is that it must use professional tools when remove, in the appearance of the above is not visible, for example, if a screw is very conspicuous, can very quickly see its structure and is easy to remove, and good security screw look inconspicuous, one integrated mass, looks and equipment that it can play a role better anti-theft security screw