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 hex head bolt. Surface electroplated with zinc and then blue-white passivated, offering good rust resistance with a bright and clean appearance. Cost-effective. Widely used for fastening in indoor and conventional environments such as electronics and electrical appliances, furniture, hardware fittings, and mechanical equipment.