Material: Carbon steel
Property classes: 4, 8, 10, 12
Surface finishes: Plain, blue-white zinc plated, yellow zinc plated, hot-dip galvanized, black oxide, Dacromet
Black oxide acorn nuts (dome nuts) are made of high-quality carbon steel with black oxide treatment. Uniform matte appearance, wear-resistant, cost-effective. Stable locking and good protection. Suitable for indoor machinery, home appliances, hardware, furniture, general equipment, and other general environments. Easy installation, high cost-performance.