BALL BEARING DOOR HINGES - These high quality ball-bearing architectural hinges are made of heavy, solid, "304" steel and designed for wood or metal doors. SAFETY AND SECURITY - These super thick steel hinges feature a non-removable pin for your home's security and your peace of mind. Let your heaviest doors be supported by the best, most secure door hardware. QUALITY WORKMANSHIP - The hinges are crafted with two ball bearing mechanisms, to ensure a seamless and smooth door closure, every time. The pin is made of rust-free stainless steel to ensure a smooth movement. Package includes: 2 hinges and 16 strong mounting screws. RESIDENTIAL OR COMMERCIAL - The hinges are designed for both residential and commercial uses. Use anywhere you need a strong, load-bearing hinge with increased performance that will withstand the test of time. Versatile Application: These 3.5" x 3.5 inch butt hinges feature a 3 millimeter thickness for durability and robust performance. They are suitable for both residential and commercial settings for interior and exterior use. Scratch-resistant, rust-resistant, and stylish. No matter their size, door hinges play an extremely important role in a door's safety, security and function. Finsbury Hardware's hinges are designed to be safe, smooth and efficient anywhere a load-bearing hinge is needed. Manufactured in a range of colors, these hinges will add charm to any living space, whether at home, in the office, or anyplace in between. You will find that these hinges are extremely heavyweight and durable. This is because Finsbury Hardware hinges are crafted with the highest quality steel manufacturing processes. Solid steel is well-known for its resilience and durability. The two anti-friction assemblies in each hinge create a special smoothness to the movement of your door. And each and every hinge is machined for precise installation. We are certain that you will enjoy these hinges for many years to come. Because Finsbury Hinges are not just a hinge. They're an investment.