This pack of 3 stainless steel fire door hinges by EAI is suitable for fire doors and provides a commercial, interior, and exterior solution. The hinges are 4 inches long, 3 inches wide, and 3mm thick, with a satin finish and a ball bearing type. They come with screws included and have a 5-year manufacturer warranty. Made in China, these Grade 13 FD60 hinges offer security and durability for your fire door needs.
eBay