Mutual Screw & Supply

M8-1.25 X 18mm Hex Head Cap Screws | 316 Stainless Steel | Fully Threaded (200 / Pkg.)

M8-1.25 X 18mm Hex Head Cap Screws | 316 Stainless Steel | Fully Threaded (200 - Main image
$38.18 $60.6 In stock

M8-1.25 x 18mm hex head cap screws for machinery, equipment assembly and general industrial fastening.

  • 316 Stainless Steel construction
  • Fully Threaded
  • Hex head for wrench or socket drive
  • Sold in packs of 200

Specifications

  • Thread Size: M8-1.25
  • Length: 18mm
  • Thread Pitch: 1.25mm
  • Material: 316 Stainless Steel
  • Grade: 316
  • Finish: Plain
  • Thread Style: Fully Threaded
  • Pack Quantity: 200
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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)

Madison V. ★★★★★

Needed a handful of these to replace some rusted bolts on a marine fitting, and the 316 stainless steel feels far more robust than the old ones. They threaded smoothly into the pre-tapped holes, and the hex head gave my socket a solid grip for torquing down.

Julian U. ★★★★★

Pulling these M8 bolts tight with a socket, the threads engage cleanly and the 316 stainless feels substantial—no stripped heads so far. Perfect for my marine equipment where corrosion resistance is non-negotiable.

Lucy ★★★★★

Used a few of these to secure a stainless steel railing I’m building, and the 316 stainless holds up great against weather without any rust. The hex head drives easily with a socket, which saved me time on a tight assembly.