Description
Hex Head Cap Screws Grade 5 Steel Plain (USA Made) 9/16-12 x 3 delivers strong, reliable fastening for heavy-duty assemblies. Crafted from Grade 5 steel with a plain finish, these screws provide excellent strength without coating, making them ideal for applications where a plain, robust fastener is preferred.
Manufactured in the USA to strict quality standards, these hex head cap screws ensure consistent performance in demanding environments. Perfect for automotive, industrial, and construction projects where dependable, high-torque fasteners are required.
Key Features
- Material: Grade 5 steel for high tensile strength
- Finish: Plain (uncoated) for compatibility with certain substrates and assembly requirements
- Head Type: Hex head cap screw for easy driving with standard tools
- Origin: USA Made
- Size: 9/16" diameter, 12 threads per inch (UNC), 3" length
Specifications
- Thread Type: UNC
- Diameter: 9/16"
- Thread Pitch: 12 TPI
- Length: 3"
- Finish: Plain (no coating)
- Material: Grade 5 steel
- Head Style: Hex head cap screw
- Country of Origin: USA
Applications
Ideal for heavy machinery, automotive assemblies, construction equipment, and general industrial fastening tasks where a strong, reliable hex head screw is required. The plain finish provides a clean, unobtrusive look and straightforward compatibility with various materials and surface treatments.
Can We Help?
If you’re not sure that this product is right for you, give us a call!
800-222-0324

