Mutual Screw & Supply

3/4-16 X 9" Hex Head Cap Screws | USA Made | Grade L9 Alloy Steel Yellow Zinc | Partially Threaded (20 / Pkg.)

3/4-16 X 9" Hex Head Cap Screws | USA Made | Grade L9 Alloy Steel Yellow Zinc | - Main image
$534.89 $798.34 In stock

3/4-16 x 9" hex head cap screws for machinery, equipment assembly and general industrial fastening.

  • Grade L9 Alloy Steel Yellow Zinc construction
  • Partially Threaded
  • Hex head for wrench or socket drive
  • Made in the USA
  • Sold in packs of 20

Specifications

  • Thread Size: 3/4-16
  • Length: 9"
  • Threads Per Inch: 16
  • Material: Alloy Steel
  • Grade: Grade L9
  • Finish: Yellow Zinc CR+3
  • Thread Style: Partially Threaded
  • Pack Quantity: 20
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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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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 (4.4 / 5 · 5 reviews)

Julian ★★★★★

The threads on these L9 bolts are cut clean and the yellow zinc finish looks uniform across all twenty, which made torquing them down on the equipment frame straightforward. The partial threading gave me just the right grip length for the thick flanges I was joining, no grinding needed.

Lily ★★★★★

I was pleasantly surprised by how precisely these threads match up the first time—no cross-threading issues at all. The yellow zinc finish is uniform and bright, and 20 pieces means I have spares for another job.

Eva ★★★★★

Used these on a heavy-duty press build and the Grade L9 alloy steel held up perfectly under load. The yellow zinc coating also adds a nice layer of corrosion protection.