Using high-quality stainless steel materials, such as stainless steel 304 or 316, to ensure corrosion resistance and durability. Usually, a hexagonal head design is used for tightening with a wrench or wrench. The head may have different shapes such as hexagonal head, round head, or flat head. Surface treatment: Usually, surface treatment such as polishing or electroplating is used to improve appearance smoothness and corrosion resistance. Stainless steel carriage bolts can be widely used in fields such as carriage manufacturing, automobiles, ships, construction, and mechanical equipment, providing reliable connection and fixation functions, and ensuring long-term stability and durability.