Mutual Screw & Supply

1/4-28 X 1-1/4" Hex Head Cap Screws | USA Made | Grade L9 Alloy Steel Yellow Zinc | Partially Threaded (100 / Pkg.)

1/4-28 X 1-1/4" Hex Head Cap Screws | USA Made | Grade L9 Alloy Steel Yellow - Main image
$39.38 $60.58 In stock

1/4-28 x 1-1/4" 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 100

Specifications

  • Thread Size: 1/4-28
  • Length: 1-1/4"
  • Threads Per Inch: 28
  • Material: Alloy Steel
  • Grade: Grade L9
  • Finish: Yellow Zinc CR+3
  • Thread Style: Partially Threaded
  • Pack Quantity: 100
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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)

Scarlett D. ★★★★★

The hex heads on these bolts fit my socket perfectly, and the yellow zinc coating looks great on my equipment. Made in the USA and worth the extra cost.

Emily R. ★★★★★

These are the first bolts I’ve bought that actually list the alloy grade, and the yellow zinc finish is even and consistent across all 100 pieces. The partial threads caught the locknut perfectly on my press fixture, no chasing needed.

Joshua G. ★★★★★

Grabbed a bag for a jig build and the hex heads seat perfectly with a standard socket. These are holding up great under heavy torque, and being USA-made gives me confidence they'll handle the work.