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Once the wire reaches the required gauge, it undergoes cutting and shaping. In modern U-type nail factories, advanced machinery is employed to automate this process, ensuring precision and consistency. The wire is cut into specific lengths, and then specialized machines form the U-shape, often involving die processes that produce uniformity across batches.

What Are Galvanized Steel Nails?

The Harmonized System (HS) Code is developed and maintained by the World Customs Organization (WCO). It consists of six digits that classify products into specific categories. Countries can further expand this code by adding additional digits for national purposes, but the first six digits are harmonized across all WCO member countries. This system helps in reducing confusion in international trade by providing a uniform classification of goods.