Stainless Steel Door Hinge with Builtin Ball Bearings Key Features and Benefits: Made from quality stainless steel for durability, scratch resistance, and a refined appearance. Strong and resilient construction ensures longlasting performance in residential, commercial, and industrial applications. Equipped with builtin ball bearings for smooth and quiet operation, reducing noise and preventing squeaks when opening or closing. Enhanced stability during use, maintaining consistent alignment over time. Compatible with various types of doors including interior wooden doors, exterior metal doors, and heavyduty commercial doors. Practical Applications: 1. Ideal for upgrading home interior doors to improve appearance and reduce operational noise. 2. Suitable for installing on office or public building entry doors where quiet and stable performance is essential. 3. Designed for traffic commercial doors requiring reliable durability and smooth action. Material and Performance: Stainless steel construction resists corrosion and wear, maintaining functionality and appearance over extended periods. Ball bearing mechanism minimizes friction, ensuring effortless door movement. Easy to install on doors or as a replacement hinge for enhanced performance. This door hinge combines strength, smooth motion, and a sleek design, making it a dependable choice for various door installations where longevity, stability, and quiet operation are required.