Is your lock cylinder really anti-theft? How should we choose?

Home anti-theft is an important task that cannot be ignored. As the "security guard" of the home, anti-theft door locks conscientiously safeguard our personal and property safety; As the core object, the lock core controls the opening of the lock and plays an important role. So, how should we choose a good lock core?

At present, lock cylinders on the market are classified into three categories based on their security level, from weak to strong: A, B, and C; We can tell the difference from the key.

At present, A-level anti-theft keys on the market mainly include flat keys and cross keys. The internal structure of the A-level lock core is very simple, limited to the variation of the bullets, with few and shallow bullet slots, and the bullet structure is a single row of bullets or a cross lock.

The key of B-level lock cylinder is mainly a flat key, which has double rows of bullet slots. Unlike A-level lock cylinder, its key surface has an additional row of curved and irregular lines.

The key of the C-level lock cylinder adopts a dual row, computer, and composite curve groove patent, with the most complex structure and a combination of multiple technologies. It has strong anti technology and anti drilling opening capabilities, and the mutual opening rate is close to zero.