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 yellow zinc plated low head socket cap screw. Treated with electroplated zinc plus yellow passivation, resulting in a golden or rainbow-colored finish. The low head design is suitable for confined spaces, balancing aesthetics and practicality. Rust resistance is superior to blue-white zinc plating, with good toughness and not prone to damage. Moderate cost. Suitable for applications with space and aesthetic requirements such as small mechanical equipment, precision components, and automotive interiors.