European brass profile. Mechanism with 8 pins against hooking. Protection against needle drilling + 1st pin + hardened steel pusher. Protection against the protruding part of the cylinder (anti-snap). Anti-tearing panel. 5 long reversible flat keys nickel-plated brass with property card. Emergency function: Possibility to insert a key into the cylinder and turn the panel even if a key is engaged inside (detachable panel).