Mutual Screw & Supply

3/8-16 X 6" Hex Head Cap Screws | Grade 8 Steel Zinc Plated | Partially Threaded (200 / Pkg.)

3/8-16 X 6" Hex Head Cap Screws | Grade 8 Steel Zinc Plated | Partially - Main image
$90.45 $123.91 In stock

3/8-16 x 6" hex head cap screws for machinery, equipment assembly and general industrial fastening.

  • Grade 8 Steel Zinc Plated construction
  • Partially Threaded
  • Hex head for wrench or socket drive
  • Sold in packs of 200

Specifications

  • Thread Size: 3/8-16
  • Length: 6"
  • Threads Per Inch: 16
  • Material: Steel
  • Grade: Grade 8
  • Finish: Zinc Plated CR+3
  • Thread Style: Partially Threaded
  • Pack Quantity: 200
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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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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)

Eva ★★★★★

After fighting with cheaper bolts that kept snapping, these hex heads tightened down beautifully with a socket wrench. The partial threading gave just the right grip for my jig assembly.

Jason ★★★★★

These Grade 8 bolts were exactly what I needed to rebuild a hydraulic pump mount on a log splitter. The zinc coating looks good and the threads are clean and sharp, they chased right in without any binding. Solid hardware for the money.

Grace M. ★★★★★

Used these on a skid-steer attachment where standard bolts kept snapping; the Grade 8 rating held up perfectly under heavy load. The zinc plating also stayed intact after a few days in light rain.