National Hardware Squeak Guard 3-1/2" Satin Nickel Hinge with Square Corner (3-Count) features Squeak-Guard technology that allows doors to pivot smoothly and silently on one edge. Designed for surface-mounted application, these hinges are for easy DIY installation. Each hinge supports a safe working load of up to 50 pounds, making them reliable for various door types. The package includes instructions and mounting hardware to simplify the installation process. Backed by National Hardware's Lifespan Limited Lifetime Warranty, these hinges lasting durability and performance. Model Number: N830-448