Mutual Screw & Supply

5/16-18 X 3/4" Socket Cap Screws | Hex Socket Drive | USA Made | Fully Threaded | Brass (100 / Pkg.)

5/16-18 X 3/4" Socket Cap Screws | Hex Socket Drive | USA Made | Fully Threaded - Main image
$165.83 $255.13 In stock

These 5/16-18 x 3/4" socket cap screws are manufactured from Brass, featuring a hex socket drive. They are well suited to machinery, tooling, jigs, and precision assemblies.

  • Material and finish: Brass
  • Drive: Hex Socket Drive
  • Thread style: Fully Threaded
  • Thread size: 5/16-18
  • Length: 3/4"
  • Applications: Machinery, tooling, jigs, and precision assemblies

Specifications

  • Product type: Socket Cap Screws
  • Material: Brass
  • Finish: Plain
  • Drive type: Hex Socket Drive
  • Thread style: Fully Threaded
  • Thread size: 5/16-18
  • Length: 3/4"
  • Threads per inch: 18
  • Measurement type: Inch
  • Pack quantity: 100 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 (4.6 / 5 · 5 reviews)

Penelope ★★★★★

These fit perfectly into the jig I'm building, and the brass looks much better than steel would against the aluminum plate. The hex socket drove cleanly without stripping, which I appreciate for a fastener this small.

Penelope ★★★★★

The hex socket on these 5/16-18 screws fits my Allen key perfectly, making them easy to install in tight spaces. I'm using them for a jig project and the brass finish looks clean and professional, exactly as described.

Timothy ★★★★★

I was pleasantly surprised by how cleanly these brass screws threaded into my jig fixture—no binding or galling at all. The hex socket drive gripped my Allen key tightly without stripping, which is exactly what I needed for precision work. They feel solid and well-machined, a good choice for repeat