Door Lock Cylinder

The lock cylinder adopts a number of anti-theft technologies, a variety of special-shaped anti-pull marbles, and prevents technical opening. With a unique marble and blade structure design, it has a high security performance against technical opening. The lock cylinder is equipped with precision numbered marbles and special-shaped marbles. When the numbered marbles and special-shaped marbles must be pulled at the same time when the technology is turned on, it will automatically be locked, so that the technology will be turned back without success. The lock cylinder adopts multiple combinations of a variety of special-shaped marbles, which can program up to billions of key numbers, so as to achieve zero mutual opening of the area (one in 16 million). The lock cylinder is added with a side column bayonet device with lateral inward pressure, which greatly improves the ability to prevent violent and strong torsion.