Mutual Screw & Supply

M4 X 20mm Socket Cap Screws | Low Head Hex Socket Drive | Class 8.8 Alloy Steel (300 / Pkg.)

M4 X 20mm Socket Cap Screws | Low Head Hex Socket Drive | Class 8.8 Alloy Steel - Main image
$33.31 $49.72 In stock

These M4 x 20mm socket cap screws are manufactured from Alloy Steel, featuring a hex socket drive. They are well suited to machinery, tooling, jigs, and precision assemblies.

  • Material and finish: Alloy Steel
  • Drive: Hex Socket Drive
  • Thread size: M4
  • Length: 20mm
  • Applications: Machinery, tooling, jigs, and precision assemblies

Specifications

  • Product type: Socket Cap Screws
  • Material: Alloy Steel
  • Finish: Plain
  • Grade: Class 8.8
  • Drive type: Hex Socket Drive
  • Thread size: M4
  • Length: 20mm
  • Measurement type: Metric
  • Pack quantity: 300 per package
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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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Returning an item

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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)

Abigail K. ★★★★★

Finally a hex socket that fits perfectly without stripping on my jig setup, and the low head profile saved me from clearance issues. The 300-count pack means I won't be running out anytime soon.

Amelia Y. ★★★★★

Picked up a pack for some jig builds and the 8.8 alloy steel feels solid—no flexing or stripping during tightening. For the price, getting 300 pieces that hold up to repeated adjustments is a steal.

Owen ★★★★★

The hex socket drive really grips the allen key without stripping, and the 8.8 alloy steel feels noticeably tougher than the cheap zinc stuff I've been stuck with before. A full 300-count bag means I'm set for months of jig building.