Mutual Screw & Supply

1/2-13 X 1-3/8" Hex Head Cap Screws | Grade 5 Steel Yellow Zinc | Fully Threaded (50 / Pkg.)

1/2-13 X 1-3/8" Hex Head Cap Screws | Grade 5 Steel Yellow Zinc | Fully - Main image
$28.53 $40.19 In stock

1/2-13 x 1-3/8" hex head cap screws for machinery, equipment assembly and general industrial fastening.

  • Grade 5 Steel Yellow Zinc construction
  • Fully Threaded
  • Hex head for wrench or socket drive
  • Sold in packs of 50

Specifications

  • Thread Size: 1/2-13
  • Length: 1-3/8"
  • Threads Per Inch: 13
  • Material: Steel
  • Grade: Grade 5
  • Finish: Yellow Zinc CR+6
  • 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)

Eli F. ★★★★★

These hex bolts threaded perfectly into my machinery jig without any binding, which was a relief. The hex heads held a socket wrench firmly, making installation quick and consistent across all fifty pieces.

Sophia C. ★★★★★

Needed sturdy bolts for a heavy equipment frame, and the fully threaded shafts gave me plenty of grip length. Grade 5 steel with the yellow zinc finish held up nicely under my torque wrench without any stripping.

Zoe ★★★★★

The hex heads fit my socket wrench perfectly, and the yellow zinc finish feels durable without any rust after a week of outdoor assembly use.