Mutual Screw & Supply

HOLO-KROME 72106 1/4-20 X 1-3/4" Socket Cap Screws | Hex Socket Drive | Alloy Steel Thermal Black Oxide (100 / Pkg.)

HOLO-KROME 72106 1/4-20 X 1-3/4" Socket Cap Screws | Hex Socket Drive | Alloy - Main image
$27.03 $38.07 In stock

These 1/4-20 x 1-3/4" 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
  • Drive: Socket Drive
  • Thread size: 1/4-20
  • Length: 1-3/4"
  • Applications: Machinery, tooling, jigs, and precision assemblies

Specifications

  • Product type: Socket Cap Screws
  • Material: Alloy Steel
  • Finish: Thermal Black Oxide
  • Drive type: Socket Drive
  • Thread size: 1/4-20
  • Length: 1-3/4"
  • 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)

Harper ★★★★★

I was worried about stripping the heads on these screws, but the hex drive engages firmly and the black oxide finish looks clean on my jig setup. Worked perfectly for securing a tool holder without any wobble.

Eva I. ★★★★★

The hex drive grabs perfectly without stripping, and the black oxide finish feels like it'll hold up well against rust in my jig setup. These screws are exactly what I needed for a fixture build.

Isabella P. ★★★★★

Finally, a socket head screw that doesn't strip when I'm torquing down tooling fixtures—the hex drive bites perfectly and the black oxide finish has a nice, grippy feel. I've used about 80 of these for some precision assembly work this week, and the threads are consistently clean with no burrs.