Beyond their practical use, square boat nails are imbued with cultural significance. In the context of Chinese folklore and nautical lore, these nails symbolize strength and resilience. Many legends reference the craftsmanship involved in shipbuilding, framing it as an art that reflects the harmony between man and nature. Furthermore, the techniques developed in boat building influenced other realms of Chinese craftsmanship, including architecture and furniture making, demonstrating the interconnectedness of skills in traditional crafts.