Amsec Star C3 - in-floor safe. Amsec Star safes 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 features heavy "B" rate construction. Water resistant, high impact molded dust cover with rubber "O"-ring seal does not rattle or slide like most covers. Outside Dimensions: 8.75" Dia. x 9". Interior capacity: 280 cu. in.