Round Recessed Door Handle/Deadbolt (No Key)(Standard US Door 1.3-1.7 inch / 35-45mm), NOT FOR POCKET DOORS, Thin latch with Bevel edge. Cannot be used for pre-made doors with knob/handle holes INSTALLATION - Depending on your door, cutting may be required to ensure our Cup Handle and Mortise Deadbolt fit your door perfectly. MODERN APPEARANCE - Each QT Recessed Round Door Handle is brushed finish. This handle is flush with your door and has a beautiful pop-out latch. This Door Handle and Deadbolt is perfect for home or office doors that require no lock but require a deadbolt to ensure it stays closed. USES - Perfect for Bed/Storeroom/Privacy doors. NOT FOR POCKET DOORS. Our handle is on both sides of the door. Cannot be used for doors with pre-made knob handle holes. Our deadbolt will stop a door from opening but does not offer a locking to prevents someone without a key from entering. DIMENSIONS -Design for standard US doors with a thickness of 1 3/8 - 2 inch (35 - 45mm). Diameter: 2.95 inch (75mm) Thickness: 0.52 inch (13mm). USA WARRANTY - 100% SATISFACTION GUARANTEED - Customer satisfaction is our highest priority. All of our products are protected by QT Home Decors One-Year Worry Free Warranty. You can reach our customer service Mon-Fri, 9-5PM EST, at (949)342-5229. We love hearing from you.