Mutual Screw & Supply

M5-0.8 X 40mm Hex Head Cap Screws | Class 8.8 Steel Yellow Zinc | Fully Threaded (400 / Pkg.)

M5-0.8 X 40mm Hex Head Cap Screws | Class 8.8 Steel Yellow Zinc | Fully - Main image
$23.93 $38.6 In stock

M5-0.8 x 40mm hex head cap screws for machinery, equipment assembly and general industrial fastening.

  • Class 8.8 Steel Yellow Zinc construction
  • Fully Threaded
  • Hex head for wrench or socket drive
  • Sold in packs of 400

Specifications

  • Thread Size: M5-0.8
  • Length: 40mm
  • Thread Pitch: 0.8mm
  • Material: Steel
  • Grade: Class 8.8
  • Finish: Yellow Zinc CR+6
  • Thread Style: Fully Threaded
  • Pack Quantity: 400
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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)

Richard V. ★★★★★

I was pleasantly surprised how well these M5 hex heads fit into tight spots on my assembly jig — the yellow zinc coating looks durable and hasn't chipped after a few uses.

Matthew ★★★★★

I grabbed a handful of these for a jig I'm building, and the yellow zinc finish is consistent across all of them. The 8.8 steel grade gives me confidence they won't strip under a socket driver. Exactly what I needed for heavy-duty assembly.

George M. ★★★★★

The 400-count pack is perfect for my ongoing machinery projects, and the hex head makes them easy to tighten with a socket. The yellow zinc coating seems durable so far, and the fully threaded design holds securely in metal frames.