Mutual Screw & Supply

M8-1 X 20mm Socket Cap Screws | Hex Socket Drive | Fully Threaded | Class 12.9 Alloy Steel Thermal Black Oxide (200 / Pkg.)

M8-1 X 20mm Socket Cap Screws | Hex Socket Drive | Fully Threaded | Class 12.9 - Main image
$29.82 $43.22 In stock

These M8-1 x 20mm 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: Fully Threaded
  • Thread size: M8-1
  • Length: 20mm
  • 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: Fully Threaded
  • Thread size: M8-1
  • Length: 20mm
  • Measurement type: Metric
  • Pack quantity: 200 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 (4.6 / 5 · 5 reviews)

Owen ★★★★★

These M8 socket caps are holding up perfectly on a custom CNC fixture I built, and the black oxide finish still looks clean after weeks of coolant exposure. The hex socket drive makes them easy to install in tight spots with a standard Allen key.

Kevin ★★★★★

The black oxide finish on these looks even better in person, and every single screw threaded cleanly into my jig without any binding. I ordered the 200-pack for a batch of tooling builds, and the consistent quality across the whole box is exactly what I needed.

Ella ★★★★★

I've been using these M8 screws for mounting fixtures in my workshop, and the hex socket drive makes them easy to tighten even in tight spaces. The 12.9 alloy steel feels incredibly sturdy, and the 200-count pack is perfect for keeping spares on hand.