High-strength connection method using a hexagonal socket cap screw with a countersunk edge lock nut. The nut has various functions, especially the hexagonal socket cap screw with a countersunk edge lock nut, which is commonly used as a fastener for assembling plastic parts. It can be used for both permanent assemblies and for parts that require frequent repair and replacement. Choosing an unsuitable hexagonal bolt often leads to assembly, usage, and quality issues. Threads are pre-designed in the mold for part assembly. The type of hexagonal screw can be either a standard threaded screw or a self-tapping screw. The hexagonal screw isPlease provide the Chinese content to be translated.Economical connection method with high strength, durability, and safety features, ensuring product usability.

Domestic hex nuts exports represent a significant market. Following anti-dumping investigations by the EU, the US, and Russia, among others, against domestic companies, the domestic hex nuts industry has been pushed to the brink. On the other hand, the domestic hex nuts industry structure in China is highly chaotic, with both domestic institutions being disorganized and the overall product quality failing to reach a high standard.