As a custom screw manufacturer, supplier & factory, our china screws kinds：Anti Theft Screws, Ball head screws, Chicago screws, Drilling screws,Set screws, Shoulder screws,Socket head screws,Tapping screws,Torx screws,Micro screws,custom screw heads and Etc

Material：Carbon steel screw, custom stainless steel screws,brass set screws, aluminum screws, alloy steel screws and etc

Surface Treatment：Nickel Plated, Dumb Nickel, Black Nickel, White Zinc, Blue Zinc, Black Zinc, Yellow Zinc, Chrome Plated, Bronze Plated, Tin Plated, Silver Plated, Purified, Oxidized

Specification of china screw

Thread size: M3-M42 or customized

Length: 3-15mm or customized

Head size: 6-20mm Or customized

According to the tooth type of thread, it can be divided into two categories: coarse and fine teeth. According to the performance grade, it can be divided into eight grades: 3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9 and 12.9; The application scope of custom machine screws includes: automotive,construction,electronic products, mechanical products, digital products, electrical equipment, electromechanical mechanical products. Nut and bolt supplies are also useful in ships, vehicles, etc.Welcome to contact Chuanghe Fastener, the best custom fastener manufacturer & company in China, visti and learn more about wholesale screws price.