Mutual Screw & Supply

M3-0.5 X 22mm Socket Cap Screws | Flat Head Hex Socket Drive | Partially Threaded | Class 12.9 Alloy Steel Zinc Plated (400 / Pkg.)

M3-0.5 X 22mm Socket Cap Screws | Flat Head Hex Socket Drive | Partially - Main image
$29.07 $46.88 In stock

These M3-0.5 x 22mm socket cap screws are manufactured from Alloy Steel Zinc Plated, featuring a hex socket drive. They are well suited to machinery, tooling, jigs, and precision assemblies.

  • Material and finish: Alloy Steel Zinc Plated
  • Head style: Flat Head
  • Drive: Hex Socket Drive
  • Thread style: Partially Threaded
  • Thread size: M3-0.5
  • Length: 22mm
  • Applications: Machinery, tooling, jigs, and precision assemblies

Specifications

  • Product type: Socket Cap Screws
  • Head style: Flat Head
  • Material: Alloy Steel
  • Finish: Zinc Plated
  • Grade: Class 12.9 CR+3
  • Drive type: Hex Socket Drive
  • Thread style: Partially Threaded
  • Thread size: M3-0.5
  • Length: 22mm
  • Measurement type: Metric
  • Pack quantity: 400 per package
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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)

Emily ★★★★★

Finally, a box of M3s that doesn't skimp on the hex socket depth — the driver bites every time, even after a dozen removals. The zinc plating has held up nicely on my precision assemblies, and the 12.9 grade steel feels seriously rigid for the price.

Samuel G. ★★★★★

I've been using these for some jig fixtures and was pleasantly surprised by the threading quality—every screw threaded smoothly without any binding or cross-threading. The partially threaded design made them perfect for my precision assembly needs.

Jacob C. ★★★★★

The flat hex drive held the driver perfectly without stripping, which made installing these in my jig a breeze. For M3 screws, the 12.9 alloy steel feels plenty sturdy, and the partial threading gave just the right grip in the blind hole. Really solid fasteners for precision work.