- Easy Installation : This door lock features conveniently placed upper and lower screw holes, allowing for straightforward assembly. One-person installation is a breeze. The reversible door handles are perfect for both left-hand and right-hand door configurations. - Enhanced Security : Designed for external doors, this keyed entrance lock provides added peace of mind. Lock the door securely with keys from the outside, while turning buttons allow for quick access from the inside. Please note that each lock comes with a unique key for individual security. - Versatile Specifications : Compatible with door thicknesses ranging from 35mm to 45mm (1.38in to 1.78in). The adjustable latches accommodate sizes from 60mm to 70mm (2.4in to 2.8in), ensuring a proper fit for various door types. - Durable Material : Constructed from robust stainless steel and zinc alloy, this lock not only provides strength and longevity but also features a sleek black finish. The modern wave style levers add an elegant touch to any entryway. - Comprehensive Package Includes : Selected knobs, mounting screws, and detailed installation instructions, ensuring you have everything needed for a seamless setup. Use Scenarios : 1. Upgrade your home security with a stylish front door lock that works flawlessly on your main entrance. 2. Perfect for rental properties; install on exterior doors to ensure tenants have secure, reliable access. 3. Ideal for home improvement enthusiasts looking to enhance the safety and aesthetic appeal of their interior and exterior doors.