Mutual Screw & Supply

M5-0.8 X 40mm Socket Cap Screws | Button Head Hex Socket Drive | Fully Threaded | Class 10.9 Alloy Steel Zinc Plated (400 / Pkg.)

M5-0.8 X 40mm Socket Cap Screws | Button Head Hex Socket Drive | Fully Threaded - Main image
$39.15 $52.9 In stock

These M5-0.8 x 40mm socket cap screws are manufactured from Alloy Steel Zinc Plated, featuring a hex socket drive. They are well suited to machinery, tooling, jigs, and precision assemblies.

  • Material and finish: Alloy Steel Zinc Plated
  • Head style: Button Head
  • Drive: Hex Socket Drive
  • Thread style: Fully Threaded
  • Thread size: M5-0.8
  • Length: 40mm
  • Applications: Machinery, tooling, jigs, and precision assemblies

Specifications

  • Product type: Socket Cap Screws
  • Head style: Button Head
  • Material: Alloy Steel
  • Finish: Zinc Plated
  • Grade: Class 10.9 CR+3
  • Drive type: Hex Socket Drive
  • Thread style: Fully Threaded
  • Thread size: M5-0.8
  • Length: 40mm
  • Measurement type: Metric
  • Pack quantity: 400 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 (4.8 / 5 · 5 reviews)

Mia ★★★★★

The hex socket drive grips the Allen key perfectly—no stripping even after I torqued them down hard on a jig. All 400 came out of the box with consistent threads and clean zinc plating. Exactly what a precision assembly needs.

Natalie N. ★★★★★

I needed a solid batch of fasteners for rebuilding a jig, and these M5-0.8 x 40mm screws fit perfectly. The hex socket drive made installation quick, and the zinc plating looks clean and durable.

Emily ★★★★★

Pulled these out of the pack for a small fixture build, and the hex socket drive made installation effortless with no stripping. The zinc plating looks consistent and clean across all 400 pieces.