Mutual Screw & Supply

M4 X 20mm Socket Cap Screws | Hex Socket Drive | Alloy Steel (400 / Pkg.)

M4 X 20mm Socket Cap Screws | Hex Socket Drive | Alloy Steel (400 / Pkg.) - Main image
$12.1 $18.62 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
  • Thread size: M4
  • Length: 20mm
  • Applications: Machinery, tooling, jigs, and precision assemblies

Specifications

  • Product type: Socket Cap Screws
  • Material: Alloy Steel
  • Finish: Plain
  • Drive type: Hex Socket
  • Thread size: M4
  • Length: 20mm
  • Measurement type: Metric
  • Pack quantity: 100 per package

Please note: This item is excess stock and is sold non-cancelable, non-refundable, and non-returnable. Please call us with any questions about this item before ordering.

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Delivery costs

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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 (4.8 / 5 · 5 reviews)

Adam ★★★★★

For a project needing hundreds of fasteners, these M4 screws are consistent and sharp, and the hex socket drive makes them easy to install even in tight spots. They feel sturdy in hand, like they’ll hold up well in jigs or tooling.

Violet W. ★★★★★

I've been using these M4 socket cap screws to rebuild a jig on my milling table, and the alloy steel feels noticeably harder than the standard hardware store stuff. The 20mm length is perfect for the 1/4 inch steel plate I'm working with. Really clean threading right out of the package.

John ★★★★★

The hex socket drive fits my hex key perfectly, making installation on my tooling jig quick and secure. These M4 alloy steel screws feel solid and durable for precision assemblies.