Mutual Screw & Supply

M22-2.5 X 320mm Socket Cap Screws | Hex Socket Drive | Partially Threaded | Class 12.9 Alloy Steel Thermal Black Oxide

M22-2.5 X 320mm Socket Cap Screws | Hex Socket Drive | Partially Threaded | - Main image
$39.49 $54.1 In stock

These M22-2.5 x 320mm 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: Partially Threaded
  • Thread size: M22-2.5
  • Length: 320mm
  • Applications: Machinery, tooling, jigs, and precision assemblies

Specifications

  • Product type: Socket Cap Screws
  • Material: Alloy Steel
  • Finish: Thermal Black Oxide
  • Grade: Class 12.9
  • Drive type: Hex Socket Drive
  • Thread style: Partially Threaded
  • Thread size: M22-2.5
  • Length: 320mm
  • Measurement type: Metric
  • Pack quantity: 1 per package
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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 (4.6 / 5 · 5 reviews)

Samuel Q. ★★★★★

The hex socket drive made torquing these down in tight spots a breeze, and the 12.9 alloy steel feels seriously solid under load. They seated perfectly in my jig setup with no thread binding. Exactly what I needed for the machinery repair.

Ruby P. ★★★★★

The black oxide finish on these M22 bolts looks professional and resists fingerprints well during assembly. The partial threading makes aligning them in jigs much smoother than fully threaded alternatives. They feel solid at 12.9 grade, exactly what I needed for tooling.

Ava ★★★★★

I needed heavy-duty fasteners for a custom jig and these M22 socket caps handled the load without any flex. The thermal black oxide finish looks clean and seems to resist surface rust well.