The Schlage single cylinder satin nickel deadbolt features a strong, all-metal chassis to protect against attacks executed by kick-in, lock pick, crowbar, saw, wrench or hammer. Intended for use on exterior doors where firm resistance is needed, this deadbolt operates with a key on the outside and a thumb turn on the inside. It is designed to fit existing pre-drilled holes on most standard doors and includes an assortment of strike plates to match your door's recess. The warm silver tones of Satin Nickel complement light and dark wood grains in addition to a broad spectrum of colors.