Bingyu BX-28 4.8 Grade Blue-White Zinc Expansion Bolts

These Bingyu BX-28 expansion bolts are constructed from durable carbon steel and feature a corrosion-resistant blue-white zinc plating. Meeting the GB22795 standard, they are rated at 4.8 grade, ensuring reliable and strong fastening for various applications.

Implementation Standards: GB22795 Specification: 4.8 Grade Galvanized Expansion Bolt type: expansion bolt Surface treatment: Blue and white zinc Material: Carbon Steel