Material: Carbon steel
Strength grades: 4.8, 8.8, 10.9, 12.9
Surface finishes: Plain / natural, blue-white zinc plated, yellow zinc plated, hot-dip galvanized, tempered blackened, Dacromet
High-strength blue-white zinc plated flat head socket cap screw. Manufactured using electroplated zinc plus blue-white passivation, resulting in a bright silver finish with a slight blue-white luster. Clean and attractive appearance. Moderate rust resistance, cost-effective, and easy to install. Widely used in electronics and electrical appliances, cabinets, general hardware parts, and various indoor general fastening applications.