These Deltana door hinges are made of Solid Stainless Steel, including the hinge pin and installation screws. Stainless steel isn't just highly rust resistant, it is also great looking. Choose from either satin stainless steel or polished stainless steel hinges in a variety of sizes. Deltana Stainless Steel Door Hinges are available in 3 inch x 3 inch to 4-1/2 inch x 4-1/2 inch sizes. Also choose if you want a hinge with a non-removable pin and/or with ball bearings.