Mutual Screw & Supply

7/8-9 X 2-1/2" Heavy Hex Cap Screws | USA Made | A307 Grade B Steel Plain | Fully Threaded (35 / Pkg.)

7/8-9 X 2-1/2" Heavy Hex Cap Screws | USA Made | A307 Grade B Steel Plain | - Main image
$108.05 $148.01 In stock

A307 Grade B Steel Plain hex head cap screws, fully threaded, size 7/8-9 x 2-1/2". A dependable fastener for machinery, equipment assembly, and general industrial use.

  • A307 Grade B Steel Plain construction
  • fully threaded configuration
  • Hex head for wrench or socket drive
  • For machinery, equipment, and general-purpose fastening

Specifications

  • Thread Size: 7/8-9
  • Length: 2-1/2"
  • Threads Per Inch: 9
  • Material: A307 Grade B Steel Plain
  • Finish: Plain
  • Thread Style: Fully Threaded
  • Pack Quantity: 35
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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)

Benjamin R. ★★★★★

I needed something that would hold up under constant torque, and these hex cap screws haven’t let me down. The A307 Grade B steel feels solid and the threads are clean and sharp, which made installation smooth.

Evelyn ★★★★★

Noticed the fully threaded design when I used these to reassemble a press—saved me from having to stack washers. They threaded cleanly with no galling, and the plain finish is exactly what I needed for indoor equipment.

Abigail ★★★★★

These are serious bolts for serious jobs – the threads cut clean and the A307 steel feels way tougher than what I've picked up at the hardware store before. Holding a transmission mount together, and they haven't budged a millimeter.