Hex Head Bolt 5/8-18 x 2-1/2 Grade 5

The Hex Head Bolt 5/8-18 x 2-1/2 Grade 5 from ALLSTAR PERFORMANCE is an essential fastener for high-performance engine builds, suspension assemblies, and structural vehicle modifications where load-bearing reliability is critical. This bolt is designed for serious fabricators and engine builders who require dependable fastening solutions in demanding applications.

Constructed as a Grade 5 fastener, this bolt offers a minimum tensile strength of 120,000 PSI, making it suitable for applications that experience vibration and dynamic loads. The 5/8-inch diameter and 18 threads-per-inch (TPI) pitch provide a fine thread profile that enhances resistance to loosening, while the 2-1/2 inch length is ideal for deep-hole applications.

Professional mechanics and fabricators can rely on this bolt for various applications, including engine assembly and structural mounts. Its hex head design allows for a secure grip with standard and deep-well sockets, minimizing the risk of rounding during installation or maintenance.