Mutual Screw & Supply

5/16-18 X 2-3/4" Hex Head Cap Screws | Grade 2 Steel Yellow Zinc | Partially Threaded (750 / Pkg.)

5/16-18 X 2-3/4" Hex Head Cap Screws | Grade 2 Steel Yellow Zinc | Partially - Main image
$92.34 $133.83 In stock

5/16-18 x 2-3/4" hex head cap screws for machinery, equipment assembly and general industrial fastening.

  • Grade 2 Steel Yellow Zinc construction
  • Partially Threaded
  • Hex head for wrench or socket drive
  • Sold in packs of 750

Specifications

  • Thread Size: 5/16-18
  • Length: 2-3/4"
  • Threads Per Inch: 18
  • Material: Steel
  • Grade: Grade 2
  • Finish: Yellow Zinc CR+6
  • Thread Style: Partially Threaded
  • Pack Quantity: 750
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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 (4.6 / 5 · 5 reviews)

Joseph F. ★★★★★

These bolts have a nice, clean hex head that fits my socket wrench perfectly, and the yellow zinc finish looks durable for outdoor equipment. I’ve already used a dozen on a machine repair, and they seated firmly without any issues. Exactly what I needed for a bulk project.

Stella T. ★★★★★

Bought a 750-count box for a maintenance rack and the yellow zinc coating feels evenly applied with no bare spots. The partial threading on the 2-3/4" length grabbed cleanly in steel without needing extra torque. Solid value for the price, glad I stocked up.

James J. ★★★★★

The hex head is a perfect fit for my socket set, making installation into my equipment frame quick and easy. The yellow zinc finish looks good and should resist corrosion well enough for indoor use.