Mutual Screw & Supply

1-1/4-12 X 5-1/2" Hex Head Cap Screws | USA Made | Grade L9 Alloy Steel Yellow Zinc | Partially Threaded (6 / Pkg.)

1-1/4-12 X 5-1/2" Hex Head Cap Screws | USA Made | Grade L9 Alloy Steel Yellow - Main image
$334.5 $522.66 In stock

1-1/4-12 x 5-1/2" 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 6

Specifications

  • Thread Size: 1-1/4-12
  • Length: 5-1/2"
  • Threads Per Inch: 12
  • Material: Alloy Steel
  • Grade: Grade L9
  • Finish: Yellow Zinc CR+3
  • Thread Style: Partially Threaded
  • Pack Quantity: 6
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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)

Victoria ★★★★★

The partially threaded design made torquing these into my dump trailer’s mounting plates a breeze. Really stout bolts with a solid hex head for a socket.

Ellie S. ★★★★★

The yellow zinc finish on these Grade L9 hex bolts held up great during assembly, no galling or flaking like cheaper stuff. They’re partially threaded, which made tightening down a heavy bracket much easier than a fully threaded bolt would have.

Samuel C. ★★★★★

These bolts torqued down perfectly on my press jig without any stripping. The yellow zinc coating and Grade L9 steel feel much tougher than the hardware store stuff I used before.