The Grade 4.8 Zinc Plated Expansion Bolt/Screw is a high-strength fastening solution designed for secure and reliable use in a variety of building and construction applications. Made from durable carbon steel and featuring a colorful zinc plating, this expansion bolt offers excellent corrosion resistance and durability in outdoor or harsh environments.
The Grade 4.8 indicates that the bolt is designed to provide reliable holding power and is suitable for applications where moderate strength is required. The expansion design allows the bolt to anchor securely in concrete, brick, or stone surfaces, making it an ideal choice for wall and ceiling mounting applications.
This bolt is coated with a colorful zinc layer, which not only improves its corrosion resistance but also provides an attractive finish. The national standard (GB) ensures that this product meets the quality and performance expectations required in construction and heavy-duty industrial applications.
Available in a variety of sizes, this expansion bolt is easy to install and provides a secure solution for applications requiring a reliable fastener.


