Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 5/16-18 x 4
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Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 5/16-18 x 4

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[50 PKG] Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 5/16-18 x 4

Mutual ScrewSKU: 3164CH8PDBB
Price:
$63.33 $70.36per 50( $1.27 each)
Pieces 50
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 4
Material Steel
Grade Grade 8
Finish Plain
Head style Hex
Threads per inch 18
Thread style Partially Threaded
Weight 4.6 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

Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 5/16-18 x 4" provide superior strength for demanding assemblies. Crafted from Grade 8 steel and finished plain (uncoated), these screws are built to handle high-stress fastening with reliability.

Key Features

  • High-strength Grade 8 steel: engineered for maximum tensile strength in critical applications.
  • Plain finish: uncoated steel for simple installation and cost-efficiency.
  • USA-made: quality manufacturing from a trusted domestic supplier.
  • Hex head: external hex drive for easy installation with standard wrenches or sockets.
  • Size and thread: 5/16-18 thread with a 4-inch length for versatile use.

Specifications

  • Thread size: 5/16-18
  • Length: 4 inches
  • Head type: Hex head cap screw
  • Material: Grade 8 steel
  • Finish: Plain (uncoated)
  • Country of origin: USA Made

Applications

Ideal for automotive, machinery, equipment installation, and other heavy-duty fastening tasks where strength and reliability are essential.

Secure your fasteners with confidence—order these Hex Head Cap Screws Grade 8 steel plain (USA Made) 5/16-18 x 4" today.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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