Demonstrating the operation of the Abloy 4190 Lock case, specifically the dedlocking, that disables manually interacting with the bolt (shove knives etc.) or the handle (βUnder the Door Toolsβ etc.) when the lock is engaged.
Notice also the shape of the actual door, with a lip that covers the threshold between the door and the frame to further inconvenience attempts at manipulating the lock without a proper key, and structurally strengthening the frame against the door, making it harder to force open (ther