Mutual Screw & Supply

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

3/4-16 X 3" Hex Head Cap Screws | USA Made | Grade L9 Alloy Steel Yellow Zinc | - Main image
$162.13 $241.99 In stock

3/4-16 x 3" 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: 3"
  • 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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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)

Olivia Q. ★★★★★

I needed some heavy-duty fasteners for a piece of industrial equipment, and these L9 alloy steel bolts took the torque without any stripping or deformation. The yellow zinc coating feels durable and the partial threading made alignment easier than I expected.

Carter T. ★★★★★

The heads on these bolts are nicely machined, they fit the socket perfectly without any slop. I used them on a hydraulic press rebuild and the partial threading helped with alignment during assembly.

Benjamin Y. ★★★★★

I needed strong bolts for a heavy equipment repair, and the L9 alloy steel on these definitely feels tougher than standard hardware. The hex head made it easy to torque down with a socket.