Mutual Screw & Supply

HOLO-KROME 64046 1/4-20 X 3/4" Socket Cap Screws | Button Head Hex Socket Drive | Alloy Steel Thermal Black Oxide (100 / Pkg.)

HOLO-KROME 64046 1/4-20 X 3/4" Socket Cap Screws | Button Head Hex Socket Drive - Main image
$25.2 $38.18 In stock

These 1/4-20 x 3/4" socket cap screws are manufactured from Alloy Steel Thermal Black Oxide, featuring a socket drive. They are well suited to machinery, tooling, jigs, and precision assemblies.

  • Material and finish: Alloy Steel Thermal Black Oxide
  • Head style: Button Head
  • Drive: Socket Drive
  • Thread size: 1/4-20
  • Length: 3/4"
  • Applications: Machinery, tooling, jigs, and precision assemblies

Specifications

  • Product type: Socket Cap Screws
  • Head style: Button Head
  • Material: Alloy Steel
  • Finish: Thermal Black Oxide
  • Drive type: Socket Drive
  • Thread size: 1/4-20
  • Length: 3/4"
  • Threads per inch: 20
  • 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 (5.0 / 5 · 5 reviews)

Aurora ★★★★★

Had these holding a jig together on a milling machine and the black oxide finish held up nicely against the metal chips. The button head profile stayed low enough that nothing got snagged during the passes.

Brian ★★★★★

The hex socket drive made installation quick and easy with just an Allen wrench, and the black oxide coating gives them a nice, uniform look. I used these for a jig I was building, and they held perfectly with no stripping. Exactly what I needed for a clean, precise assembly.

Ava ★★★★★

The black oxide finish on these bolts looks clean and seems tougher than standard zinc, I'm using them to rebuild a small press jig. They threaded smoothly in a tapped steel plate without needing any lube, and the hex drive bit seated perfectly. Glad I grabbed the 100-pack since I'll likely need ext