Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 1/2-20 x 3
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Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 1/2-20 x 3

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[200 PKG] Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 1/2-20 x 3

Mutual ScrewSKU: 5148CH8PUSABB
Price:
$165.26 $183.62per 200( $0.83 each)
Pieces 200
Measurement type Inch
Thread size 1/2-20
Diameter 1/2
Length 3
Material Steel
Grade Grade 8
Finish Plain
Head style Hex
Threads per inch 20
Thread style Partially Threaded
Weight 39.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

These Hex Head Cap Screws are Grade 8 steel with a plain finish, proudly USA-made. Designed for high-strength fastening, the 1/2-20 UNC thread and 3-inch length deliver reliable performance in demanding assemblies.

  • Material and strength: SAE Grade 8 steel provides outstanding tensile strength for critical joints.
  • Finish: Plain (uncoated) finish for clean mating surfaces and straightforward installation. Note: plain steel is not corrosion-resistant; consider coating or indoor use for longevity.
  • Size and thread: 1/2-20 UNC coarse-thread, suitable for standard fastener grids.
  • Length: 3 inches (overall length).
  • Head and drive: Hex head for easy turning with wrenches or sockets.
  • Origin: Made in the USA, ensuring consistent quality and supply.
  • Typical applications: Heavy machinery, automotive assemblies, construction equipment, and structural fastening where high clamping force is required.

Paired with compatible nuts and washers, these screws are ideal for projects demanding superior strength and reliability. Always verify compatibility with your bolt pattern and consult a torque chart for Grade 8 fasteners to achieve optimal performance.

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800-222-0324

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