The Design House 701821 Cambridge 2-Way Latch Deadbolt and Entry Door Knob is often used on front and back doors. Finished in satin nickel and designed for left or right-hand doors, this knob and deadbolt fit the two most common backsets in the U.S. (backset is the distance from the edge of the door to the center of the borehole), which are 2-3/4 inches and 2-3/8 inches. The 1/2 inches latch bolt is plated in nickel. It does not budge once in place. Use this knob on standard 1-3/8 inches and 1-3/4 inches thick doors. This product has a 1 inch by 2-1/4 inches radius corner faceplate and 5-pin security. If you are preparing your door for installation, the cross bore should be 2-1/8 inches in diameter and the edge bore should be 1 inch in diameter. This product is ANSI Grade-3 certified and rated for residential security.

Finished in satin nickel and designed for left or right hand doors
Fits 2-3/4-inch and 2-3/8-inch backsets; Fits 1-3/8-inch and 1-3/4-inch thick doors
Entry Lock; operated by a key on the exterior and is by a turn-button knob on the interior.