Mutual Screw & Supply

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

5/16-24 X 1" Socket Cap Screws | Hex Socket Drive | Nylon Pellet | Fully - Main image
$256.32 $406.85 In stock

These 5/16-24 x 1" 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"
  • 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"
  • Threads per inch: 24
  • Measurement type: Inch
  • Pack quantity: 100 per package
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Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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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 (4.8 / 5 · 5 reviews)

Joshua L. ★★★★★

The thermal black oxide finish gives these a nice, consistent look that resists fingerprints while I'm working on jigs. The nylon pellet grabs the threads firmly enough that my adjustments stay put once torqued, yet they still back out cleanly when I need to swap parts. For a hundred-count pack, the

Chloe ★★★★★

The nylon pellet in the threads locked these down perfectly without needing thread locker, saving me time on a jig assembly. Black oxide finish looks clean and uniform across all 100 pieces, no burs or defects in the batch.

Richard ★★★★★

Finally, socket cap screws that don't strip out with every adjustment; the black oxide gives them a nice, professional look on my fixture. Was worried about fit, but the threads engage perfectly in the 5/16-24 tapped holes.