This heavy gauge steel drop box (weighs nearly ten pounds) is secure enough to use for retail cash drops but is also suitable for depositing keys, envelopes, etc. Front drop slot (opening size 1/2"h x 4-3/8"w) incorporates saw tooth anti-fish guard. Comes with key lock, recessed access door with piano style hinge and pre-drilled bottom mounting holes. Mounting hardware not included. Exterior dimensions 11-1/2"h, 6"w, 6"d. Black.