Made of durable stainless steel Precise, high strength, not easy to rust. The treated surface The rust protection of The door hinges ensures excellent corrosion protection, strength and durability. and durability Silent: under the action of the roller bearing. The lubricated balls ensure no noise when opening and closing the door. Hinges Rolling Bearing Marbles have always been very popular because of their good function. Suitable for standard indoor front doors, a pair of hinges is enough Applications: Hinges with 8 mounting holes can be firmly attached to the door, Can also be used for cabinets, doors, windows, cupboards, storage boxes, etc. Tools, etc.