These hinges are made from solid brass, a durable and corrosion-resistant material. The solid brass construction ensures longevity and durability, making them ideal for long-lasting use., With a size of 2 1/2" x 1 3/8" (65mm), these hinges are suitable for doors with standard thickness. The dimensions provide a proper fit and support for the weight of the door., Hinges are designed to provide smooth and effortless movement when opening and closing doors. This ensures ease of use and prevents door binding or sticking.