These premium M18-2.50x45 MM hex cap screws are engineered for superior strength and reliability. Made from high-grade 10.9 alloy steel with a protective zinc plating, these fasteners offer exceptional durability and corrosion resistance. The 45mm length and M18 diameter make them ideal for heavy-duty applications where structural integrity is paramount. The hex head design allows for easy installation and removal with standard tools, while the coarse thread pattern provides excellent grip and load distribution. The zinc finish not only protects against rust but also gives these bolts a clean, professional appearance. This 2-pack of fasteners is perfect for maintenance, repair, or construction projects requiring robust hardware. The 10.9 grade classification indicates these bolts meet stringent strength requirements, making them suitable for critical applications where maximum holding power is essential.