Unique Design : Features special washers and studs that protect the lock cylinder from rotating during installation . Ensures a tighter , more stable fit that won't loosen over time , enhancing long term security Sleek Modern Aesthetic : Black square design adds a refined , contemporary touch to door hardware . Simple , distinctive details blend seamlessly with diverse home styles , from modern to transitional Door Compatibility : Fits doors 35mm-55mm thick , works for both left handed and right handed doors . Versatile enough for front doors , back doors , or any exterior entry needing reliable security Anti Theft Protection : Designed for exterior doors needing maximum safety , this deadbolt lock resists forced entry , kicking , and tampering . Protects your home and belongings with robust anti theft performance 5 Minute Installation : All accessories included with clear instructions , install in minutes using just a Phillips screwdriver . No professional skills needed , making DIY home security upgrades effortless, Manufacturer: Sutowe