1. can install and unload anti-theft screws, including: internal pentagon anti-theft screws, internal blossom anti-theft screws, Y type anti-theft screws, external triangle anti-theft screws, internal triangle anti-theft screws, two anti-theft screws, eccentric hole anti-theft screws and so on.

2. can not be installed and unloaded anti-theft screws, including: a word anti-theft screws (S type anti-theft screws), carriage anti-theft screws, etc.

Application:
The Application of anti-theft screws is very wide, such as: electric power facilities, railway facilities, highway facilities, oil field facilities, city lighting street lighting facilities, lamp car tires and public fitness equipment and so on. Superior product performance, by the social industry wide attention and praise.
Two, the four characteristics of anti-theft screw:

1. The structure is simple and novel, the standard bolt is convenient for users, and saves a fastening nut, so that fastening and anti-theft integration.

2. The first application of the "reverse locking" principle in China, so that the anti-theft performance is unique and reliable, and the anti-theft steel sleeve protection is comprehensive, so that thieves don't know how to start.

3. Anti-loose, self-locking, wide application range, old lines can be reinstalled.

4. Easy installation and use, no need to use special tools, easy tightening, solve the existing anti-theft nut difficult to tighten the problem.