Mutual Screw & Supply

1/4-28 X 7/16" Socket Cap Screws | Low Head Hex Socket Drive | Alloy Steel Thermal Black Oxide (200 / Pkg.)

1/4-28 X 7/16" Socket Cap Screws | Low Head Hex Socket Drive | Alloy Steel - Main image
$30.04 $46.22 In stock

These 1/4-28 x 7/16" 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 size: 1/4-28
  • Length: 7/16"
  • 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 size: 1/4-28
  • Length: 7/16"
  • Threads per inch: 28
  • Measurement type: Inch
  • Pack quantity: 200 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)

Lily ★★★★★

Used these on a precision fixture at work and the low head profile cleared the clearance issue I was having with standard caps. The thermal black oxide finish handles shop grime well, and all 200 in the bag were clean and threaded true.

Zoe ★★★★★

The hex socket drive grips my Allen key cleanly with zero stripping on the first few installs. The 7/16" length sits perfectly flush in my fixture plates, and the black oxide finish hasn't shown a spot of rust after a week in the shop.

Benjamin W. ★★★★★

Exactly what I needed for a jig build—these low head screws snugged into tight spots where standard caps wouldn't fit. The hex drive seated cleanly without stripping, and the black oxide finish feels durable.