Mutual Screw & Supply

1/2-13 X 1-5/8" Hex Head Cap Screws | Grade 8 Steel Yellow Zinc | Fully Threaded (300 / Pkg.)

1/2-13 X 1-5/8" Hex Head Cap Screws | Grade 8 Steel Yellow Zinc | Fully - Main image
$107.29 $149.01 In stock

1/2-13 x 1-5/8" hex head cap screws for machinery, equipment assembly and general industrial fastening.

  • Grade 8 Steel Yellow Zinc construction
  • Fully Threaded
  • Hex head for wrench or socket drive
  • Sold in packs of 300

Specifications

  • Thread Size: 1/2-13
  • Length: 1-5/8"
  • Threads Per Inch: 13
  • Material: Steel
  • Grade: Grade 8
  • Finish: Yellow Zinc CR+6
  • Thread Style: Fully Threaded
  • Pack Quantity: 300
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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)

Zoe ★★★★★

The hex heads seated perfectly in my socket wrench, and the yellow zinc coating looks uniform across all 300 pieces. These grade 8 bolts handled the torque on my press build without stripping a single thread.

Elizabeth D. ★★★★★

Threads were clean and consistent across all 300 bolts, so I didn't have to fight with any cross-threading during assembly. The yellow zinc coating looks more durable than I expected, and the hex heads fit my socket snugly without slipping.

Joshua V. ★★★★★

I needed a full box of strong bolts for a heavy-duty jig I’m building, and these fully threaded 1/2-13 hex heads are exactly the right length for my setup. The hex head grips my socket securely, and the yellow zinc finish has held up well during assembly without any flaking.