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.Special designed  combined pins for snake key way. The combination of code up to 3800,000

5.Owner key:  5 pcs

6.Owner card: As a indication of the key duplication and quality guarantee Optional function:

7. Stiffening device: Central breaking-proof, anti-snap, body reinforcement

8. Service key system: 1pcs, Once the owner's key be used, the service key will be disabled.

9. Master key and Key alike are available

10. Finish:   01-Brass polished with varnish

            02-Bright Nickel plated

            03-Satin Nickel Plated