Drill Bit Set 2-Pack Security Door Restrictor Steel Window Guard Chainless Entrance Door Lock Latch

The security chain latch is designed to identify a caller before the door is fully unlocked and to prevent forced entry;

Allows the door to open approximately 30-50 mm, providing excellent security from the outside; The robust steel construction makes it incredibly strong against forced entry to maintain security; No drilling or chiseling is required for installation.

After installation, it cannot be unlocked from the outside. The security lock provides reliable protection for hotels, hotels, doors, storage rooms, windows, etc.