Hex Head Cap Screws Grade 5 Steel Zinc Plated 5/16-24 x 1/2 are high-strength fasteners designed for demanding assemblies where reliability matters. The Grade 5 steel core provides excellent tensile strength, while the zinc plating adds corrosion resistance for longer service life in harsh environments.

Product highlights

• Material: Grade 5 steel
• Finish: Zinc-plated
• Head style: Hex head cap screw
• Thread size: 5/16-24 UNC
• Length: 1/2 inch
• Type: Machine screw for precise, secure fastening

Applications

Ideal for automotive, machinery, equipment assemblies, and furniture where a solid hex bolt connection is required. The 5/16-24 UNC thread matches common nuts and tapped holes in metal components.

Why choose zinc-plated Grade 5 screws?

• High-strength Grade 5 steel for reliable performance under load
• Protective zinc plating provides corrosion resistance in everyday and challenging environments
• Standardized 5/16-24 UNC threading ensures compatibility with a wide range of hardware

Installation tips

Use the appropriate hex driver to achieve a flush, secure fit. Clean threads before assembly and follow your torque specifications to prevent over-tightening or cross-threading.