Mutual Screw & Supply

1/2-13 X 3/4" Socket Cap Screws | Hex Socket Drive | Fully Threaded | Silicon Bronze (50 / Pkg.)

1/2-13 X 3/4" Socket Cap Screws | Hex Socket Drive | Fully Threaded | Silicon - Main image
$279.95 $378.31 In stock

These 1/2-13 x 3/4" socket cap screws are manufactured from Silicon Bronze, featuring a hex socket drive. They are well suited to machinery, tooling, jigs, and precision assemblies.

  • Material and finish: Silicon Bronze
  • Drive: Hex Socket Drive
  • Thread style: Fully Threaded
  • Thread size: 1/2-13
  • Length: 3/4"
  • Applications: Machinery, tooling, jigs, and precision assemblies

Specifications

  • Product type: Socket Cap Screws
  • Material: Silicon Bronze
  • Finish: Plain
  • Drive type: Hex Socket Drive
  • Thread style: Fully Threaded
  • Thread size: 1/2-13
  • Length: 3/4"
  • Threads per inch: 13
  • Measurement type: Inch
  • Pack quantity: 50 per package
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Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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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)

Ella C. ★★★★★

Installed these in a marine-grade jig I’m building, and the silicon bronze is noticeably denser than standard steel—definitely won’t corrode. The hex socket drive seated cleanly without any stripping, even at full torque.

Michael ★★★★★

Finally, a bronze bolt that doesn’t fight back on the bench—the silicon bronze threads are buttery smooth, and the hex socket drive held up perfectly when I torqued them into a new jig. These 1/2-13 x 3/4" caps feel solid enough for daily machine work, and the 50-pack means I won’t be running out mi

Brian ★★★★★

The hex socket drive makes torquing these down a breeze, and the silicon bronze threads cut cleanly without any galling. Used a full pack on a production fixture setup and every single one seated flush.