Countersunk hexagonal screw is a fastener with a hexagonal head, which has the following application scenarios: 1. Furniture manufacturing: Hexagonal countersunk head screws are a beautiful and not easily loose substitute, widely used in the manufacturing of various types of furniture. 2. Architectural decoration: Hexagonal countersunk head screws can be used in architectural decoration, such as suspended ceilings, aluminum alloy doors and windows, etc. 3. Mechanical equipment: Hexagonal countersunk head screws can be used in vehicles, electrical equipment, ships, and other fields. 4. Other fields: The use of hexagonal countersunk head screws can also be extended to other fields that require high-strength connections and a flat and beautiful surface.