Mutual Screw & Supply

1"-8 X 4" Hex Head Cap Screws | Grade 5 Steel Yellow Zinc | Partially Threaded (35 / Pkg.)

1"-8 X 4" Hex Head Cap Screws | Grade 5 Steel Yellow Zinc | Partially Threaded - Main image
$90.99 $124.65 In stock

1"-8 x 4" hex head cap screws for machinery, equipment assembly and general industrial fastening.

  • Grade 5 Steel Yellow Zinc construction
  • Partially Threaded
  • Hex head for wrench or socket drive
  • Sold in packs of 35

Specifications

  • Thread Size: 1"-8
  • Length: 4"
  • Threads Per Inch: 8
  • Material: Steel
  • Grade: Grade 5
  • Finish: Yellow Zinc CR+6
  • Thread Style: Partially Threaded
  • Pack Quantity: 35
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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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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 (5.0 / 5 · 5 reviews)

Aurora C. ★★★★★

The partially threaded shaft gives me plenty of grip for clamping down thick steel plates, and the hex head fits a socket perfectly without stripping. I used these on a press rebuild and all 35 went in smoothly, no binding or bad threads in the batch.

Amelia O. ★★★★★

The yellow zinc coating on these Grade 5 bolts is holding up great so far—no rust after a week of outdoor use on my trailer hitch setup. The partially threaded design made alignment a lot easier than fully threaded ones I've wrestled with before.

Violet U. ★★★★★

I used these for some heavy machinery repairs, and the Grade 5 steel yellow zinc held up perfectly under torque. The partially threaded design made installation quick and the hex head fit my socket like a glove. Exactly what I needed for the job.