HANDLESET WITH DEADBOLT: Use on exterior front doors with two bore holes, comes with interior lever and locking deadbolt turn piece, key operated from outside. SMARTKEY SECURITY: Kwiksets SmartKey Security technology protects against advanced break-in techniques and allows you to re-key your lock yourself in seconds. EASY INSTALL: Do it yourself, installs in minutes with just a screwdriver, if door is missing a bottom handleset support hole you will need a drill, directions provided. FITS STANDARD DOORS: Fits standard size doors 1-3/8' to 1-3/4' thick, adjustable latch backset from 2-3/8' to 2-3/4' with just a twist during installation. BOX INCLUDES: Exterior Keyed Deadbolt, Handleset, Interior Turn Piece, Interior Lever, Adjustable Latch, 2 Keys, Screws, Strike Plate, SmartKey Tool, Installation Hardware, Install Guide