Lock parts

The lock cylinder adopts a number of anti-theft technologies and a variety of special-shaped anti pulling bullets to prevent technical opening. With the unique structural design of bullets and blades, it has a high safety performance against technical opening. The lock liner is equipped with precise number and special-shaped bullet structures. When the technology is opened, the number and special-shaped bullet must be pulled at the same time, and they will be locked automatically, so that the technology is opened without success. The lock cylinder adopts multiple combinations of a variety of special-shaped marbles, and up to billions of key numbers can be compiled, so as to achieve zero mutual opening (one sixteenth of a million). The lock cylinder is equipped with a lateral internal pressure type side post locking device, which greatly improves the ability to prevent violent twisting.