Mutual Screw & Supply

5/16-24 X 1/2" Socket Cap Screws | Hex Socket Drive | Nylon Patch | Fully Threaded | Alloy Steel Thermal Black Oxide (100 / Pkg.)

5/16-24 X 1/2" Socket Cap Screws | Hex Socket Drive | Nylon Patch | Fully - Main image
$41.56 $55.41 In stock

These 5/16-24 x 1/2" socket cap screws are manufactured from Alloy Steel Thermal Black Oxide, featuring a hex socket drive. They are well suited to machinery, tooling, jigs, and precision assemblies.

  • Material and finish: Alloy Steel Thermal Black Oxide
  • Drive: Hex Socket Drive
  • Thread style: Fully Threaded
  • Thread size: 5/16-24
  • Length: 1/2"
  • Applications: Machinery, tooling, jigs, and precision assemblies

Specifications

  • Product type: Socket Cap Screws
  • Material: Alloy Steel
  • Finish: Thermal Black Oxide
  • Drive type: Hex Socket Drive
  • Thread style: Fully Threaded
  • Thread size: 5/16-24
  • Length: 1/2"
  • Threads per inch: 24
  • Measurement type: Inch
  • Pack quantity: 100 per package
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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (5.0 / 5 · 5 reviews)

Aurora B. ★★★★★

The nylon patch on these screws holds them in place nicely under vibration, which is exactly what I needed for a jig that sees heavy use. They threaded cleanly into tapped holes without any binding, and the black oxide finish looks good on the workbench.

William ★★★★★

Used a set of these for a precision assembly jig and the black oxide finish looks great and resists scratching. The hex socket drive seated perfectly without any stripping, and the nylon patch held them snug during vibration testing. Exactly what I needed for a clean, repeatable build.

William ★★★★★

The nylon patch on these screws gives a nice extra grip during assembly—makes me feel more confident they won’t loosen over time. I put them into a jig fixture and they threaded smoothly with no binding. Exactly what I needed for the job.