Replacement Surface Mount Handle with Lock for Storm Doors: The Model 1216 is a lever handle designed to replace surface-mounted handles on storm doors, it comes with a lock and key for added security. Note: This handle is NOT compatible with mortise handle sets. Before Purchasing Model 1216: This lever handle is only compatible with storm doors that have four location posts, if your existing handle has two location posts and an anchor screw, please purchase Model 1215 from Ideal Security instead Door Thickness Compatibility: Designed for doors 1" to 1-1/2" thick, for doors up to 2-1/8" thick, the SP1216V1ZP screw pack (sold separately by Ideal Security) is required for installation Durable Storm Door Handle With Keyed Lock: This lever handle features a timeless design that enhances the look of your storm door while providing both security and style, available in multiple finishes to complement your home Package Includes: Screws and spindles for doors 1–1½ inches thick, a door handle, interior non-locking latch, keyed deadbolt, and two keys. For doors up to 2 1/8 inches thick, the SP1216V1ZP screw pack is sold separately, if installing on a new door, a 7/8-inch spade bore drill bit (not included) is required