Product Description Add an additional privacy lock to your interior doors with this flip action door lock. The hinged portion of the reversible lock flips over the door to lock, and it can be used for right or left-handed swing-in doors. An anti-lock out screw is included for child safe mode, preventing the lock from engaging on its own, for additional child safety measures. This lock should be installed high on the door. Installation is quick and easy, and the flip action door lock fastens to the door jamb with two screws. It’s a surface mount installation with no mortising required. Made of brass, this door lock is strong and durable, sure to last the test of time. From the Manufacturer This steel constructed door lock comes plated in brass. It easily installs on your door jamb with 2 included screws; no mortising required! It features an anti-lockout screw to make it child safe.