Description
Hex Head Cap Screws Grade 8 steel plain (USA Made) 7/16-20 x 3 are engineered for maximum strength and reliability in demanding assemblies. Manufactured in the USA from premium Grade 8 steel with a plain (uncoated) finish, these screws deliver exceptional tensile and shear performance for heavy machinery, automotive work, and industrial equipment. The 7/16-20 UNC thread and 3-inch length provide robust engagement in steel and other structural materials, and pair with standard nuts and tapped holes designed for UNC threads.
Key features
- Grade 8 steel for maximum strength and durability
- Plain (uncoated) finish suitable for environments where coating is unnecessary or will be finished later
- USA-made for reliable domestic supply and quality control
- Hex head design for easy installation with common wrenches or sockets
- 7/16-20 UNC thread ensures strong engagement with compatible nuts and tapped holes
- 3-inch length provides secure, deep fastening in structural materials
- Designed for use with standard nuts and tapped holes on 7/16-20 hardware systems
Specifications
- Head style: Hex Head Cap Screw
- Material: Grade 8 steel
- Finish: Plain (uncoated)
- Thread size: 7/16-20 UNC
- Length: 3 inches (under head)
- Origin: Made in USA
Applications
- Heavy machinery assembly and maintenance
- Automotive and transportation equipment installation
- Industrial equipment, fabrication, and structural projects
- Any high-strength fastening where a plain, uncoated finish is suitable
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800-222-0324