Mutual Screw & Supply

5/16-24 X 5/8" Socket Cap Screws | Hex Socket Drive | Nylon Pellet | Fully Threaded | Alloy Steel Thermal Black Oxide (100 / Pkg.)

5/16-24 X 5/8" Socket Cap Screws | Hex Socket Drive | Nylon Pellet | Fully - Main image
$262.84 $392.3 In stock

These 5/16-24 x 5/8" 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: 5/8"
  • 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: 5/8"
  • 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 (4.8 / 5 · 5 reviews)

Riley ★★★★★

I needed some quality screws for a fixture assembly, and these fit the bill perfectly. The nylon pellet is a nice touch, it locks tight without loosening up under vibration.

Edward T. ★★★★★

The thermal black oxide finish looks even better in person than in the photos, and the hex socket drive seated my Allen key perfectly without any wobble. Used a dozen of them on a jig build this weekend and every single one torqued down clean and held tight. Seems like a solid batch for the price, a

George O. ★★★★★

The thermal black oxide finish gives these a clean, uniform look that hasn't chipped during assembly on my jigs. The nylon pellet holds tight under vibration, and the hex socket drive seated perfectly with my Allen key right out of the bag.