Mutual Screw & Supply

HOLO-KROME 87212 M16-2 X 40mm Socket Cap Screws | Flat Head Hex Socket Drive | Alloy Steel Thermal Black Oxide (25 / Pkg.)

HOLO-KROME 87212 M16-2 X 40mm Socket Cap Screws | Flat Head Hex Socket Drive | - Main image
$50.6 $67.46 In stock

These M16-2 x 40mm 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: Flat Head
  • Drive: Socket Drive
  • Thread size: M16-2
  • Length: 40mm
  • Applications: Machinery, tooling, jigs, and precision assemblies

Specifications

  • Product type: Socket Cap Screws
  • Head style: Flat Head
  • Material: Alloy Steel
  • Finish: Thermal Black Oxide
  • Drive type: Socket Drive
  • Thread size: M16-2
  • Length: 40mm
  • Measurement type: Metric
  • Pack quantity: 25 per package
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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 (4.8 / 5 · 5 reviews)

Timothy ★★★★★

The hex socket drive engages perfectly with my Allen key, and the thermal black oxide finish has a nice uniform look that resists fingerprints. I’ve used about a dozen of them for a tooling fixture and the threading is consistently smooth, no binding at all. Solid fasteners for the price, and the 25

John ★★★★★

Machining a batch of jigs this week and these M16-2 x 40mm flat heads seated perfectly flush with the drive, no wobble at all. The thermal black oxide finish is even and didn't smudge off on my gloves, which is a nice change from cheaper coated screws. For a 25-pack at this size, the fit tolerance f

Stella ★★★★★

The black oxide finish on these screws is exactly what I needed for a jig setup—they slide into countersunk holes without any binding. Cost less than a comparable set from a major hardware brand, and the 25-pack will last me through several projects.