Product Specification: The door knobs with one sided deadbolt can be opened with same key(keyed alike). Adjustable latch 2-3/8(60mm) or 2-3/4(70mm). Fit all standard doors 1-3/8 to 1-3/4(35-45mm) in thickness Modern Design: The sturdy and solid outdoor door knob exceeds 250,000 cycles with ANSI Grade 3 verification. Smooth touch, featuring a perfect satin nickel finish to create a classic style for your home, easy to clean Quality Material: The door knob and single cylinder deadbolt are made of high-grade stainless steel. The turn button on the deadbolt is made of high-quality zinc alloy. They can be used for many years without worry, also resist corrosion Wide Application: The satin nickel door knob fits left or right handed doors. For use on exterior doors where keyed entry and security is needed, making your home safer. Includes 6 keys per set, you can use one key to open all the locks in the set Simple Installation: The decorative knobs are easy to install. Just follow