Set of 20 90° angle spring hinges, accessories for plastic, wood, metal cases, jewelry, watches (bronze)

1. This hinge is made of iron, making it sturdy and durable. 2. The surface is galvanized and available in vintage, gold, and bronze finishes. 3. The high-quality spring ensures strength and a long lifespan. The opening angle is 90°. 4. Widely used for jewelry boxes, wine boxes, watch boxes, and gift boxes. 5. The case opens and closes smoothly and effortlessly.