Tamperproof bolt, A2, TX 40 7 x 85

With plug screw thread

For secure protection against break-in and theft when using:

  • Security bars
  • Covers
  • Grilles
  • All objects installed in publicly accessible buildings


Once the screw is screwed in, a firm strike of the hammer seals off the screw drive with a metal core. A sealed connection is created which can only be destroyed with great technical effort.

Included in delivery:

Each pack includes 25 metal cores and a TX 40 bit.


Included in delivery

Head type


Internal drive


Head diameter

Head height

Harmonized System Code

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