Mutual Screw & Supply

7/16-20 X 1-3/4" Hex Head Cap Screws | USA Made | Grade L9 Alloy Steel Yellow Zinc | Partially Threaded (50 / Pkg.)

7/16-20 X 1-3/4" Hex Head Cap Screws | USA Made | Grade L9 Alloy Steel Yellow - Main image
$89.2 $120.54 In stock

7/16-20 x 1-3/4" 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 50

Specifications

  • Thread Size: 7/16-20
  • Length: 1-3/4"
  • Threads Per Inch: 20
  • Material: Alloy Steel
  • Grade: Grade L9
  • Finish: Yellow Zinc CR+3
  • Thread Style: Partially Threaded
  • Pack Quantity: 50
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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 (5.0 / 5 · 5 reviews)

Leo I. ★★★★★

The threading is clean and consistent on all fifty of these, so they seat properly without any cross-threading hassle. The yellow zinc finish feels durable enough for the industrial work I’m using them for, and the partially threaded design holds tension just right.

Miles ★★★★★

Much better than the cheap bolts I’ve used before – these seat perfectly in the socket and the partial threading makes alignment easy. Grade L9 feels rock solid.

Sofia A. ★★★★★

I had to rebuild a piece of farm equipment, and these hex head screws were exactly what I needed—the hex heads gripped my socket perfectly without slipping. The yellow zinc coating looks quality too, no rust starting even after a few days in the damp barn.