The profile cylinder can be opened normally from the outside with the suitable key. On the inside, the cylinder can be operated via a rotary knob. The knob cylinder can always be locked from the inside and opened with the key from the outside, even if the knob is locked. This knob cylinder is ideally suitable for front doors, apartment doors or cellar doors. The V55 cylinder is made of high-quality materials that promise a long service life and high wear resistance. The profile cylinder is manufactured according to EN 1303:2015. The knob cylinder is made of solid brass and is supplied with 5 drill bit wrenches. In addition, the use of the drill hole lock offers a pick-up protection and drill-out protection, which offer further security for your doors. The pick guard is a guard that prevents the lock cylinder from being unlocked using tools. In the so-called lock picking, tools such as Dietiche are pushed into the key channel to push the individual pins down to allow the rotor of the cylinder to rotate. The drill protection is a safety measure to prevent the cylinder core from drilling. The pins in the Kern of the cylinder are made of hardened steel to make it difficult to drill. The cylinder is equipped with a different closing system. Only the 5 keys supplied are suitable for the lock.
This text is machine translated.