Standard function:

1. Heat treated steel vertical  drill-resistant pins on both side of cylinder 

2. Mushroom counter pins resistant to attack.

3. 6 rounded-head picking proof combination pins.

4. Owner key: 5 pcs

5. Owner card: As a indication of the key duplication and quality guarantee

Optional function:

6. 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 reinforcement

8.Master Key or Key Alike are available

9.Finish: 01-Brass polished with varnish