Kwikset 985AUD 15 SMT RCAL RCS 985AUD-S Austin Series Double-Cylinder Deadbolt Featuring SmartKey Techn, Satin Nickel For use on exterior doors where keyed entry and security is needed Featuring smart key re-key technology; re-key the lock yourself in seconds in 3 easy steps Deadbolt operated by key on both sides Latch includes round corner faceplate Ansi/bhma grade 1 certified