Hex Head Cap Screws Grade 5 Steel Zinc Plated 7/16-20 X 3-1/4 deliver reliable clamping strength for heavy-duty assemblies. Made from Grade 5 steel and finished with a durable zinc plating, these screws resist wear and corrosion in demanding environments. Perfect for automotive, machinery, and construction applications where strength matters.

Overview

These hex head cap screws feature a robust Grade 5 steel core and a zinc-plated finish that protects against rust and moisture exposure. The 7/16-20 thread pitch and 3-1/4 inch length provide a strong, secure bite in tapped holes or nuts, helping you achieve precise, repeatable results in metal-to-metal assemblies.

Key Features

• Material: Grade 5 steel for high strength
• Finish: Zinc plated for corrosion resistance
• Head type: Hex head for straightforward tightening with wrenches or sockets
• Thread: 7/16-20 UNC (coarse) profile
• Length: 3-1/4 in (3.25 in)

Specifications

• Size: 7/16-20
• Length: 3-1/4 in
• Material: Grade 5 steel
• Finish: Zinc plated

Applications

• Automotive assembly and repair
• Machinery and equipment installation
• Metal fabrication and structural projects
• General industrial fastening needs requiring high strength

Enhance your toolkit with these dependable hex head cap screws and secure premium-grade connections that stand up to demanding workloads. Add to cart today to ensure you have the right fasteners for your project.