Lokin intelligent locks are selected with the Ministry of Public Security certification B and C grade leaf marbles:
1 high quality copper lock core (copper shell, copper bile and copper marble)
2 high-end computer bead technology, 7 marbles, processed with high-precision CNC equipment, the combination of teeth is far higher than international standards, to prevent bad mutual opening!
3 anti-drill lock core + anti-drill shield, double security.
The 4-door lock comes standard with multiple master keys and engineering keys. All keys are made of all-copper material and have a thickness of 2.5mm.