- Simple Installation : Designed for a hassle-free experience, this door lock features upper and lower screw holes along with all necessary accessories, making it easy for one person to install. The reversible door handles accommodate both left-hand and right-hand doors seamlessly. - Enhanced Security : Ensure your peace of mind with our keyed entrance feature, perfect for exterior doors including knobs and handle sets. The lock can be secured from the outside with keys and unlocked using turn buttons from the inside. Please note that each lock uses a unique key for added security. - Versatile Specifications : This lock fits door thicknesses ranging from 35mm to 45mm (1.38in to 1.78in) and is compatible with adjustable latches of 60mm to 70mm (2.4in to 2.8in), allowing for a wide range of applications. - Durable Materials : Constructed from high-quality stainless steel and zinc alloy, this lock features a sleek black finish and modern wave style levers, ensuring both durability and aesthetic appeal. - Practical Applications : Ideal for residential and commercial properties, this door lock is perfect for securing entryways, back doors, and office entrances. Whether upgrading your home security or fitting a new business location, this product offers reliable performance. - What’s Included : Each package contains selected knobs, mounting screws, and installation instructions, so you have everything you need to set up quickly and efficiently. Upgrade your security with our reliable and stylish door lock, built for both practicality and ease of use.