This 1/2" UNC (Unified Coarse Thread) hex bolt is manufactured from high-strength Grade 8.8 steel and finished with a zinc plating for added corrosion resistance. Designed for heavy-duty applications, its coarse threading provides a secure and reliable connection, making it ideal for use in construction, machinery, and general assembly. The zinc coating enhances durability by protecting against rust, making this hex bolt suitable for both indoor and outdoor environments.