General description Made of heavy-duty stainless steel, these precision-crafted ball bearing door hinges are designed for high strength and durability. The rust-proof treated surface ensures excellent anti-corrosion properties, making them suitable for both interior and exterior doors. Technical specifications Material: Stainless steel Type: Ball bearing hinges Mounting holes: 8 Applications Standard interior residential doors Cabinets Doors Windows Wardrobes Tool boxes Usage These hinges operate quietly under the action of lubricated ball bearings, ensuring smooth opening and closing of doors.