Mutual Screw & Supply

1/2-13 X 1" Hex Head Cap Screws | USA Made | Grade L9 Alloy Steel Yellow Zinc | Fully Threaded (50 / Pkg.)

1/2-13 X 1" Hex Head Cap Screws | USA Made | Grade L9 Alloy Steel Yellow Zinc | - Main image
$61.21 $102.01 In stock

1/2-13 x 1" hex head cap screws for machinery, equipment assembly and general industrial fastening.

  • Grade L9 Alloy Steel Yellow Zinc construction
  • Fully Threaded
  • Hex head for wrench or socket drive
  • Made in the USA
  • Sold in packs of 50

Specifications

  • Thread Size: 1/2-13
  • Length: 1"
  • Threads Per Inch: 13
  • Material: Alloy Steel
  • Grade: Grade L9
  • Finish: Yellow Zinc CR+3
  • Thread Style: Fully 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 (4.8 / 5 · 5 reviews)

Andrew H. ★★★★★

The heads are deep and sharp, so my socket wrench grabbed them without any rounding or slipping. These L9 bolts feel dense and solid in hand, and the yellow zinc finish already looks like it’ll hold up better than the black oxide ones I’ve used before.

Miles ★★★★★

The threads cut perfectly clean on my lathe, no binding or galling even at full depth. These L9 bolts are noticeably beefier than the grade 5s I was using before, and the yellow zinc finish survived a week of oily shop work without a speck of rust.

Matthew U. ★★★★★

The yellow zinc coating looks great and matches the existing hardware on my equipment perfectly. Threads were clean and seated smoothly without any binding, and a standard 3/4" socket fits the hex head just right.