Mutual Screw & Supply

1-1/4-7 X 18" Socket Cap Screws | Hex Socket Drive | Partially Threaded | Alloy Steel Thermal Black Oxide

1-1/4-7 X 18" Socket Cap Screws | Hex Socket Drive | Partially Threaded | Alloy - Main image
$101.32 $146.84 In stock

These 11/4-7 x 18" 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: 11/4-7
  • Length: 18"
  • 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: Partially Threaded
  • Thread size: 11/4-7
  • Length: 18"
  • Threads per inch: 7
  • Measurement type: Inch
  • Pack quantity: 1 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 (5.0 / 5 · 5 reviews)

Sophia ★★★★★

Installing a new jig today and these screws threaded in smoothly with barely any effort. The black oxide finish feels tough and the partial threading made alignment much easier.

Abigail ★★★★★

I’ve been using these socket cap screws in a fixture build, and the black oxide finish has held up beautifully under repeated adjustments. They seated smoothly with no binding.

Emma N. ★★★★★

The threading is clean and uniform down the whole 18 inches, so the hex socket drive engages perfectly even under torque. These are solidly built for heavy machinery work, and the black oxide finish looks professional once installed.