Hardware products are a comprehensive term that includes metal parts, plastic parts, rubber products, and other miscellaneous products. They are mainly processed in industry through processing methods such as opening, stamping, stretching, and cutting. Hardware products are mainly used for connecting products, supporting structures, fixing parts, and can also be applied in daily life. Due to the wide variety of hardware products, their characteristics and functions are also different. Common hardware products include screws, nuts, bolts, screws, and other connectors. They are all made of different metal or plastic materials, and their surfaces are processed through processes such as anodizing and coating to improve the material and surface appearance. Screws are the most commonly used hardware products, usually made of steel or stainless steel