12 Pieces Heavy Duty Hex Head Expansion Bolts, Wall Anchor Bolts for Concrete, Brick, and Masonry (M8)

This heavy duty expansion bolt set is crafted from premium carbon steel, offering exceptional load-bearing strength. It is ideal for securely anchoring to walls, concrete, brick, and masonry surfaces. Firstly, the hex head design allows for easy tightening with a wrench, helping to prevent loosening after installation. Secondly, the bolts feature a high-quality yellow zinc-plated finish, providing excellent resistance to corrosion and oxidation — perfect for both indoor and outdoor use. Moreover, this set includes a total of 12 expansion bolts: 4 pieces of M8 x 50mm, 4 pieces of M8 x 60mm, and 4 pieces of M8 x 80mm — offering versatile options for different applications. In addition, these expansion bolts are widely used for securing railings, fastening shelves, constructing steel structures, and hanging signboards, among many other applications.