If you can't do it yourself, it is recommended to go to 4S shop or Audi shop.
Anti-theft screws, also known as anti-disassembly screws, are used by major businesses in today's society to safeguard their own interests.
Anti-theft screws are widely used in electric power facilities, railway facilities, highway facilities, oil field facilities, urban lighting street lamp facilities, lamps, automobile tires, public fitness equipment and many other fields. The superior performance of the product has been widely concerned and praised by all walks of life.
Extended data
The anti-theft principle of tire anti-theft screw is to process the shape of anti-theft screw into an irregular outer diameter shape, and the wheel can only be disassembled by using a special disassembly tool matched with the wheel. So that thieves can't do it with ordinary disassembly tools.
One wheel can achieve the anti-theft effect with one anti-theft screw, which fully ensures the safety of automobile tires. At present, a company in Chongqing has developed 10 models, which are suitable for 100 models of anti-theft wheel lock screws.
Each wheel lock has 4- 12 lock types, which are constantly updated to effectively prevent tires from being stolen.
Four characteristics:
The structure is simple and novel, the standard bolt is convenient for users, the fastening nut is omitted, and the fastening and theft prevention are integrated.
2. The principle of "anti-lock" is applied for the first time in China, and the anti-theft performance is unique and reliable. At the same time, anti-theft steel sleeve is used for comprehensive protection, so that thieves can't start.
3. Locking, self-locking, wide application range, and the old line can be reloaded.
4. It is convenient to install and use, and can be tightened freely without using special tools, thus solving the problem that the existing anti-theft nut is difficult to re-tighten.
Reference: Baidu Encyclopedia-Tire Anti-theft Screw
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