WD – vertical reversible key system offering a high level of convenience and technical protection against unauthorized duplication of the key

The CES key section series WD with double undercut is a legally protected reversible key system for complex master key and grand master key locking systems.

System description

  • DIN 18252/EN 1303 compliant
  • Conforming to VdS standards 2156 and 2386 for individual locking cylinders and locking systems
  • 5 or 6 main locking elements on either cylinder side, comprising 5 or 6 spring-loaded, stepped and vertically-acting locking pins
  • Up to 4 actively-locking, spring-loaded locking elements on either cylinder side in form of horizontally-guided pins that enable the movement of a sprung locking bar
  • One actively-locking, spring-loaded locking element on either cylinder side in form of a horizontally-guided scanning pin that enables the movement of a sprung locking bar
  • At least one driver pin and all key pins on either cylinder side made of hardened nickel-plated steel (as an additional standard protection against drilling)
  • Anti-picking feature with specially designed driver pins as an effective protection against picking tools
  • Guiding groove along the cylinder plug for positive transfer of the key torque
  • Strong nickel silver key manufactured according to DIN standard with bevelled key tip interacting with several differentiated radii
  • Legally protected reversible key section series with vertical key guide
  • Manufacturer’s key section for use in master key and grand master key systems
  • Also available in Swiss, British and Scandinavian profile