Offering high security in built-in combination locks, the Master Lock No. 1670 features a deadbolt locking mechanism and is designed to fit almost all locker styles. Ideal for mesh and ventilated lockers with access to the back of lock, the manual action requires the dial to be turned to relock the door. Standard key control used for combination changes, allows quick supervisory access.
Features:
- Patented BlockGuard® Anti-Shim Technology withstands attempts to violate the latch mechanism
- Includes combination chart to facilitate lock system administration
- Control key for supervisory access; specify key to match existing system or factory assigned
- 1-7/8in (48mm) wide double-reinforced stainless steel body withstands abuse
- 2in (51mm) tall, hardened steel shackle for extra cut resistance
- Easy 3-number dialing with automatic scrambling feature to prevent reopening of lock