Mutual Screw & Supply

9/16-12 X 4-1/2" Hex Head Cap Screws | Grade 5 Steel Yellow Zinc | Partially Threaded (25 / Pkg.)

9/16-12 X 4-1/2" Hex Head Cap Screws | Grade 5 Steel Yellow Zinc | Partially - Main image
$63.4 $85.68 In stock

9/16-12 x 4-1/2" hex head cap screws for machinery, equipment assembly and general industrial fastening.

  • Grade 5 Steel Yellow Zinc construction
  • Partially Threaded
  • Hex head for wrench or socket drive
  • Sold in packs of 25

Specifications

  • Thread Size: 9/16-12
  • Length: 4-1/2"
  • Threads Per Inch: 12
  • Material: Steel
  • Grade: Grade 5
  • Finish: Yellow Zinc CR+6
  • Thread Style: Partially Threaded
  • Pack Quantity: 25
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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)

Olivia I. ★★★★★

Perfect length for bolting a hydraulic pump to its mount—the partial threading gives just enough grip without bottoming out. Finish is consistent across all 25 pieces, no flaking or burrs.

Benjamin S. ★★★★★

These hex bolts handled the torque without rounding off at all when I tightened them on my press frame. The yellow zinc coating looks clean and seems like it will resist rust well in the shop.

Emily ★★★★★

The partially threaded shaft made installation into my heavy equipment frame so much easier than fully threaded bolts would have. These grade 5 screws feel solidly built and the hex head fits my socket perfectly without any slipping.