[400 BULK] Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 5/16-24 x 4

Mutual ScrewSKU: 3264CH8PUSABB

Price:
Sale price$165.20 Regular price$183.55per 400( $0.41 each)
Pieces 400
Measurement type Inch
Thread size 5/16-24
Diameter 5/16
Length 4
Material Steel
Grade Grade 8
Finish Plain
Head style Hex
Threads per inch 24
Thread style Partially Threaded
Weight 37.0 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

When high-strength performance matters, rely on these Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 5/16-24 x 4. Engineered for durability and consistent clamping force, these fasteners deliver dependable, heavy-duty fastening for industrial, automotive, and machinery applications.

Key Features

  • Material: Grade 8 steel — high tensile strength for demanding assemblies
  • Finish: Plain (unplated) for trusted strength and compatibility in clean environments
  • Head Type: Hex head for easy driving with common tools
  • Thread Size: 5/16-24
  • Length: 4 inches
  • Origin: USA-made

Specifications

  • Thread Size: 5/16-24
  • Length: 4 inches
  • Material: Grade 8 steel
  • Finish: Plain
  • Drive: Hex

Why Choose Grade 8 Steel Hex Cap Screws

  • Exceptional strength-to-weight for high-load fastening
  • Reliable performance in a wide range of demanding environments
  • Plain finish provides compatibility where plating is not required
  • Made in the USA, supporting quality control and domestic supply

Applications

  • Heavy equipment and machinery assemblies
  • Automotive and industrial projects requiring strong, durable fasteners
  • General purpose high-strength fastening with 5/16-24 threaded holes

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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