5/16-18 X 3-1/2" Socket Cap Screws | Hex Socket Drive | Alloy Steel Black Oxide (50 / Pkg.)

★★★★☆ 4.0 139 reviews

US$10.30
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US$10.30
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Free shipping Free 30-day returns

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Product details

Management number 242044112 Release Date 2026/07/19 List Price US$10.30 Model Number 242044112
Category

Engineered for demanding assemblies, our Socket Head Cap Screws are crafted from high-strength alloy steel and finished with a Thermal Black Oxide coating for durability, reduced glare, and enhanced corrosion resistance. The 5/16-18 thread size and 3 1/2 inch length provide versatile compatibility across many machines, fixtures, and automotive applications.

  • Material: Alloy steel for high strength and longevity
  • Finish: Thermal black oxide for corrosion resistance and low glare
  • Size & Thread: 5/16-18, length 3/2 inches
  • Head Type: Socket head cap screw with internal hex drive for secure, flush fastening
  • Applications: Ideal for machinery, automotive, and industrial assemblies requiring precise torque control

Technical Specifications

  • Thread size: 5/16-18
  • Length: 3 1/2 in
  • Material: Alloy steel
  • Finish: Thermal black oxide
  • Drive type: Internal hex (Allen)

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4 out of 5
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139 ratings | 57 reviews
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