Mutual Screw & Supply

M20-2.5 X 45mm Socket Cap Screws | Hex Socket Drive | Fully Threaded | Class 8.8 Alloy Steel Thermal Black Oxide (25 / Pkg.)

M20-2.5 X 45mm Socket Cap Screws | Hex Socket Drive | Fully Threaded | Class - Main image
$38.1 $59.53 In stock

These M20-2.5 x 45mm 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: M20-2.5
  • Length: 45mm
  • Applications: Machinery, tooling, jigs, and precision assemblies

Specifications

  • Product type: Socket Cap Screws
  • Material: Alloy Steel
  • Finish: Thermal Black Oxide
  • Grade: Class 8.8
  • Drive type: Hex Socket Drive
  • Thread style: Fully Threaded
  • Thread size: M20-2.5
  • Length: 45mm
  • Measurement type: Metric
  • Pack quantity: 25 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)

Timothy ★★★★★

Threads were clean and uniform on every single one in the pack, which made seating them in a jig a breeze. The 8.8 alloy steel feels properly stout for the torque I needed to get them snug. These are going straight into my permanent toolbox rotation.

Amelia ★★★★★

The black oxide finish on these screws looks great and held up perfectly during assembly, no chips or flaking. They fit my fixture’s tapped holes with zero binding, and the hex socket drive made torquing them down easy even in tight spots.

Steven O. ★★★★★

Spent a whole afternoon swapping out the old bolts on a jig fixture and these M20s threaded in cleanly with zero binding. The black oxide finish left no greasy residue on my gloves, which was a nice surprise for a 25-pack at this price point. Solid choice if you're building anything that needs to ho