Mutual Screw & Supply

M18-2.5 X 55mm Hex Head Cap Screws | 18/8 Stainless Steel | Fully Threaded (25 / Pkg.)

M18-2.5 X 55mm Hex Head Cap Screws | 18/8 Stainless Steel | Fully Threaded (25 - Main image
$51.44 $70.47 In stock

M18-2.5 x 55mm hex head cap screws for machinery, equipment assembly and general industrial fastening.

  • 18/8 Stainless Steel construction
  • Fully Threaded
  • Hex head for wrench or socket drive
  • Sold in packs of 25

Specifications

  • Thread Size: M18-2.5
  • Length: 55mm
  • Thread Pitch: 2.5mm
  • Material: 18/8 Stainless Steel
  • Grade: 18/8
  • Finish: Plain
  • Thread Style: Fully Threaded
  • Pack Quantity: 25
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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 (4.6 / 5 · 5 reviews)

Hannah D. ★★★★★

These M18 bolts are solid, the 18/8 stainless feels really corrosion-resistant compared to cheaper hardware I've used before. The fully threaded shaft made them perfect for my equipment assembly job.

Nicholas R. ★★★★★

I needed a solid set of 55mm screws for some equipment assembly, and the fully threaded design made installation a breeze with a socket drive. The 18/8 stainless steel feels sturdy and hasn’t shown any signs of rust yet.

Elizabeth ★★★★★

Needed these for a machine guard reinstall and the 18/8 stainless is exactly what I wanted to avoid rust. The hex head took a socket wrench cleanly, no stripping, and the full threading held firm. Used about half the pack already and not a single dud.