Mutual Screw & Supply

1/4-20 X 1/2" Socket Cap Screws | Low Head Hex Socket Drive | Fully Threaded | Alloy Steel Thermal Black Oxide (300 / Pkg.)

1/4-20 X 1/2" Socket Cap Screws | Low Head Hex Socket Drive | Fully Threaded | - Main image
$33.45 $48.48 In stock

These 1/4-20 x 1/2" 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: 1/4-20
  • Length: 1/2"
  • 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: Fully Threaded
  • Thread size: 1/4-20
  • Length: 1/2"
  • Threads per inch: 20
  • Measurement type: Inch
  • Pack quantity: 300 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)

Elizabeth L. ★★★★★

Used a bag of these on a couple of jigs for the drill press. The low head design really helped in tight spots, and the black oxide has a nice, uniform finish. No stripped sockets so far, which is exactly what I needed.

Zoe H. ★★★★★

Put together a small fixture plate for a drill press jig and every one of the 300 screws threaded in clean without a single stripped head. The low profile head is perfect for tight spots, and the black oxide coating gives them a nice, uniform look.

Carter M. ★★★★★

The hex socket drive seated perfectly on my Allen key without any wobble, and the low head profile cleared the tight clearance I was working with. Thermal black oxide finish looks clean and uniform across all 300 pieces, no duds in the batch.