Mutual Screw & Supply

M42-4.5 X 200mm Socket Cap Screws | Hex Socket Drive | Partially Threaded | Class 12.9 Alloy Steel Thermal Black Oxide

M42-4.5 X 200mm Socket Cap Screws | Hex Socket Drive | Partially Threaded | - Main image
$82.02 $110.84 In stock

These M42-4.5 x 200mm 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: Partially Threaded
  • Thread size: M42-4.5
  • Length: 200mm
  • Applications: Machinery, tooling, jigs, and precision assemblies

Specifications

  • Product type: Socket Cap Screws
  • Material: Alloy Steel
  • Finish: Thermal Black Oxide
  • Grade: Class 12.9
  • Drive type: Hex Socket Drive
  • Thread style: Partially Threaded
  • Thread size: M42-4.5
  • Length: 200mm
  • Measurement type: Metric
  • Pack quantity: 1 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 (4.6 / 5 · 5 reviews)

Hazel ★★★★★

The hex socket drive on these M42 cap screws made installation straightforward even in a tight spot, and the black oxide finish looks clean and professional. They bolted down a heavy press plate on my fixture with zero flex, exactly what I needed for a precision tooling setup.

Victoria U. ★★★★★

I needed a heavy-duty fastener for a jig build, and the 200mm length with the partial thread gave me just the right grip depth. The hex drive seated firmly without any cam-out, even torquing them down.

Amelia ★★★★★

The black oxide finish on these has held up perfectly under heavy clamping loads in my jig setup. The hex socket drive gives a solid, clean engagement every time I torque them down.