Safe Lock by Weiser was designed with one thought in mind, providing you with quality, dependability and security. A favored mix of styles and finishes ensure that you provide the look and feel that families want. The ideal starter home package designed to leave a lasting impression.For use on exterior doors where keyed entry and security is neededFully reversible lever, can be installed on both right-handed and left-handed doorsEasily installs in minutes with just a screwdriver