Features:

• Manipulation resistant, unitized U.L. Group II key changeable lock protected by a revolving carburized hardplate.
• Removable dial and drive/drill resistant spindle preventing damage from burglary attack and additional protection from hold-up.
• Door, 7-1/4" clear opening, is 1-3/4" solid steel.
• Door is securely locked by three bolts each requiring over 25,000 pounds to shear.
• Each locking bolt has its own hardened steel positive relocking bolt.
• Body — Heavy “B” rate construction.