Mutual Screw & Supply

1/2-13 X 3" Knurled Cup Point Socket Set Screws | Alloy Steel (25 / Pkg.)

1/2-13 X 3" Knurled Cup Point Socket Set Screws | Alloy Steel (25 / Pkg.) - Main image
$38.97 $62.85 In stock

1/2-13 x 3" knurled cup point socket set screws in Alloy Steel, with a hex socket drive for high-torque adjustment in tight spaces.

  • Hex socket drive
  • Knurled Cup Point tip
  • Alloy Steel construction

Specifications

  • Thread Size: 1/2-13
  • Length: 3"
  • Point: Knurled Cup Point
  • Material: Alloy Steel
  • Package Quantity: 25
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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)

Sophia G. ★★★★★

The hex socket drive made it easy to tighten these in a cramped spot under my milling machine table. The knurled cup point tip held firm without slipping, even at higher torque settings.

Lily ★★★★★

I needed a solid set screw for a stubborn shaft repair, and the hex socket drive made it easy to get that high torque without stripping the head. All 25 pieces matched the spec perfectly, and the alloy steel feels tough enough for repeated adjustments.

Hannah X. ★★★★★

The knurled cup point really bites into the shaft—I tightened one down on a pulley and it held without slipping even under vibration. The hex socket drive made it easy to get torque in a spot where I couldn't fit a wrench. Solid little package for the price.