Mutual Screw & Supply

1"-14 X 8-1/2" Hex Head Cap Screws | USA Made | Grade 8 Steel Yellow Zinc (18 / Pkg.)

1"-14 X 8-1/2" Hex Head Cap Screws | USA Made | Grade 8 Steel Yellow Zinc (18 / - Main image
$553.91 $738.55 In stock

1"-14 x 8-1/2" hex head cap screws for machinery, equipment assembly and general industrial fastening.

  • Grade 8 Steel Yellow Zinc construction
  • Hex head for wrench or socket drive
  • Made in the USA
  • Sold in packs of 18

Specifications

  • Thread Size: 1"-14
  • Length: 8-1/2"
  • Threads Per Inch: 14
  • Material: Steel
  • Grade: Grade 8
  • Finish: Yellow Zinc CR+3
  • Pack Quantity: 18
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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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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)

Adam ★★★★★

These bolts threaded perfectly into the machinery mount I've been repairing, and the yellow zinc coating seems like it will hold up well against rust. The Grade 8 rating gives me peace of mind for the heavy load.

Abigail V. ★★★★★

I needed heavy-duty fasteners for a press rebuild, and these hex heads seated flawlessly with a socket wrench. The yellow zinc coating looks clean and the thread engagement felt solid right from hand-tightening.

Aurora T. ★★★★★

These Grade 8 bolts torqued down perfectly on my milling machine repair — the yellow zinc coating is a nice bonus for corrosion resistance. A solid 18-piece set that saved me a trip to the industrial supply store.