Hex Head Cap Screws Grade 5 Steel Zinc Plated Coarse Thread 1/2-13X4 are designed for heavy-duty fastening with superior strength and long-lasting performance. Constructed from Grade 5 steel, these screws deliver reliable tensile strength for demanding assemblies, while the zinc plating provides corrosion resistance in a wide range of environments. The coarse 1/2-13 thread ensures quick take-up and strong clamping force, making them a versatile choice for machinery, automotive, and construction applications.

• Size and thread: 1/2 inch nominal diameter, 13 threads per inch (1/2-13), 4 inch overall length
• Material: Grade 5 steel for high strength
• Finish: Zinc plated for corrosion resistance
• Drive type: Hex head for easy driving with standard wrenches or sockets
• Applications: Use in machinery, equipment, automotive, and heavy-duty structural assemblies
• Benefits: Strong, durable fasteners that resist wear and provide secure joints

Tip: Pair with compatible nuts and washers for the best load distribution and to prevent loosening in vibration-prone environments.