This door knob and combination provides a secure and stylish entry point for your home. Finished in a sleek satin nickel, this set is designed for easy installation on both left and right-handed doors, offering versatility for various home configurations. Its compatible with standard US door preparations, accommodating both 2-3/4 inch and 2-3/8 inch backsets, simplifying the upgrade process.The robust construction features a 1/2 inch nickel-plated latch bolt, ensuring reliable security and resistance to forced entry. This set is suitable for doors with a thickness of 1-3/8 inches to 1-3/4 inches and includes a radius corner faceplate for a refined appearance. The entry lock functions with a key on the exterior and a turn-button knob on the interior, providing convenient access control.Designed for residential use, this combination meets security standards, offering dependable protection for your home. Proper installation requires a 2-1/8 inch cross bore and a 1 inch edge bore. Enhance your homes security and aesthetic with this durable and easy-to-install door hardware set, providing peace of mind for you and your family.