Mutual Screw & Supply

1/2-13 X 1-1/2" Hex Machine Bolts | Steel Hot-Dip Galvanized | Partially Threaded (100 / Pkg.)

1/2-13 X 1-1/2" Hex Machine Bolts | Steel Hot-Dip Galvanized | Partially - Main image
$21.5 $34.13 In stock

1/2-13 X 1-1/2" Hex Machine Bolts in Steel Hot-Dip Galvanized. A hex head machine bolt with a partially threaded shank per ASME B18.2.1, providing an unthreaded grip length for bolted connections through clearance holes.

  • Partially threaded shank for a smooth bearing surface in the shear plane of bolted joints
  • Hex head for wrench-driven, high-torque installation
  • Hot-dip galvanized for heavy-duty outdoor corrosion resistance

Specifications

  • Type: Hex Machine Bolts
  • Head Style: Hex
  • Material: Steel
  • Finish: Hot-Dip Galvanized
  • Thread Size: 1/2-13
  • Length: 1-1/2"
  • Thread: Partially Threaded
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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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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)

Emily ★★★★★

I needed a hundred bolts for a pergola build, and the partially threaded shanks made alignment in the steel brackets much simpler. The hot-dip galvanizing feels thick and consistent, so I’m confident they’ll hold up in the weather.

David H. ★★★★★

The galvanized coating on these bolts is nice and uniform, with no flaking or rough spots. They threaded smoothly into my steel brackets without binding. Exactly the grip length I needed for a solid connection.

Richard ★★★★★

The partially threaded shank made aligning everything through the metal brackets much easier than I expected. These galvanized bolts held up perfectly in the outdoor frame I built last weekend.