Mutual Screw & Supply

M12-1.25 X 25mm Socket Cap Screws | Hex Socket Drive | Fully Threaded | Class 12.9 Alloy Steel Thermal Black Oxide (100 / Pkg.)

M12-1.25 X 25mm Socket Cap Screws | Hex Socket Drive | Fully Threaded | Class - Main image
$41.68 $57.1 In stock

These M12-1.25 x 25mm 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: M12-1.25
  • Length: 25mm
  • 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: Fully Threaded
  • Thread size: M12-1.25
  • Length: 25mm
  • Measurement type: Metric
  • Pack quantity: 100 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 (5.0 / 5 · 5 reviews)

Alexander ★★★★★

Put these on a heavy-duty jig I'm building, and the black oxide finish gave them a clean, uniform look right out of the bag. The hex socket drive seated perfectly with my Allen key, and the full threading made them easy to cinch down tight.

Sophia L. ★★★★★

I was worried about finding Class 12.9 bolts for my jig project, but these socket cap screws have the exact hardness I needed for clamping force. The black oxide finish is consistent across all 100 pieces, which saved me from sorting through rejects.

James P. ★★★★★

Thread engagement is perfect on these bolts—the 25mm length fits flush in my jig plate without protruding. The black oxide finish seems durable and should resist minor rust during storage.