Wide Application: Adjustable hidden door hinges are suitable for wooden, folding door, soundproof door and other door types. Suitable for bedrooms, kitchens, cabinets and other occasions Concealed hinges:With hidden screws and a clean finish, these Concealed hinges enhance the overall look of the door Design: The concealed hinges inset reduces the gap between the movable door leaf and the fixed door leaf, making the overall appearance more beautiful Material: The concealed hinges for the door are made of sturdy materials, making them durable, corrosion-resistant, and long-lasting Application: The spring door hinge is suitable for cabinet doors, near doors, jewelry boxes, etc., Manufacturer: EBZFASO