American standard size: 25, 32, 35, 38, 42, 50, 60.
Selection of lock body of American standard lock: The lock body of American standard lock is more stable, more durable and simpler than ordinary lock body! The service life reaches 800,000 times, which is durable and the internal parts are still intact! The lock marble has double differences in angle and length, which ensures the anti-technical opening performance. The European standard door lock is also so fashionable, but the lock body is different, the material is still stainless steel, and the internal parts are relatively stable! However, the service life of the lock body is not as long as that of the American lock, but it still reaches 150000 times, which is also a relatively durable European standard lock.