The Design House 753467 Cambridge 2-Way Latch Entry Door Knob offers a blend of style and security, finished in a rich oil-rubbed bronze to complement a variety of home decors. Designed for versatility, this knob accommodates both left and right-hand doors, featuring a comfortable flat ball handle for easy operation. Its engineered to fit the two most prevalent backsets in the United States 2-3/4 inches and 2-3/8 inches ensuring broad compatibility. The robust 1/2 inch nickel-plated latch bolt provides reliable security, while the keyed entry design offers added privacy; one side utilizes a key for access, and the other features a convenient turn-button knob. Suitable for standard doors ranging from 1-3/8 inches to 1-3/4 inches thick, this knob includes a 1 inch by 2-1/4 inches radius corner faceplate and boasts 5-pin security for enhanced protection. Prior to installation, a 2-1/8 inch cross bore and a 1 inch edge bore are required. Certified to ANSI Grade-3 standards, the Cambridge knob delivers dependable residential security and a timeless aesthetic, making it an ideal choice for upgrading your homes entryways.