Made of heavy-duty stainless steel with high precision, high strength, resistance to breakage, deformation, and rust. The rust-proof treated surface of the door hinges ensures good corrosion resistance, sturdiness, and durability. Under the effect of lubricated ball bearings, no noise occurs when opening or closing doors. Ball bearing door hinges have always been popular due to their smooth operation, durability, long-lasting design, and ability to withstand heavier loads than standard hinges. Application: This hinge has 8 mounting holes and comes with 16 screws for tight mounting on the door, can also be