Features: 1. Durable All-Metal Construction: Made from top-quality metal, this lockset offers exceptional strength, effectively protecting your home from break-ins. 2. User-Friendly DIY Installation: Enjoy hassle-free installation without the need for a professional. Simply secure the screws with a screwdriver and complete the process in minutes. 3. Adjustable Latch: Designed to fit a backset of 2-3/8'' to 2-3/4'' (60-70mm), this lockset is versatile enough to adapt to various door sizes, ensuring a precise fit. 4. Versatile Compatibility: Compatible with door thicknesses ranging from 1-3/8'' to 1-3/4'' (35-45mm), it is ideal for a wide array of standard residential doors. 5. Unique Key for Enhanced Security: Each lockset comes with three distinct keys, ensuring that no two locks can be opened with the same key, thus bolstering your security measures. Applicable Scenarios: This lockset is perfect for both interior and exterior residential doors, providing homeowners with peace of mind. Whether you are upgrading an existing lock or installing a new door, this lockset effectively enhances your home's security and functionality. Ideal for front doors, back doors, and interior room access points, it serves as a reliable solution for everyday security needs.