Mutual Screw & Supply

M12-1.25 X 50mm Socket Cap Screws | Hex Socket Drive | Fully Threaded | Class 12.9 Alloy Steel Thermal Black Oxide (50 / Pkg.)

M12-1.25 X 50mm Socket Cap Screws | Hex Socket Drive | Fully Threaded | Class - Main image
$28.23 $45.53 In stock

These M12-1.25 x 50mm 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: 50mm
  • 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: 50mm
  • Measurement type: Metric
  • Pack quantity: 50 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)

John ★★★★★

The black oxide finish on these screws hasn’t chipped or scratched during assembly, which is a relief for tooling work. They threaded smoothly into pre-tapped holes without any binding, making my jig build much faster than expected.

Samuel J. ★★★★★

I've been using these in my jig setup and the black oxide finish is holding up well against minor abrasion. The hex socket drive engages cleanly with my wrench, and the 12.9 grade steel gives me confidence in high-torque applications.

Elizabeth W. ★★★★★

Installing these on a precision fixture — the threads cut clean and the black oxide finish seems durable. Fit perfectly in a jig for a production run and no galling.