1. Heat treated steel vertical drill-resistant pins on both side of
2.Mushroom counter pins resistant to attack.
6 rounded-head picking proof combination pins.
Owner key: 5 pcs
Owner card: As a indication of the key duplication and quality
Service key system: 1pcs, Once the owner's key be used, the service
key will be disabled.
7. Stiffening device: Central breaking-proof, anti-snap, body
8. Master Key or Key Alike are available
9. Finish: 01-Brass polished with varnish
02-Bright Nickel plated
03-Satin Nickel Plated