1/4"-20 X 1/2" Machine Screws | Indented Hex with Serrations Head | Slotted Drive | Steel Zinc Plated (3000/Pkg.)

★★★★★ 4.3 74 reviews

$342.35
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$342.35
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 242057889 Release Date 2026/07/19 List Price $119.82 Model Number 242057889
Category

Engineered for durable, reliable fastening, the Machine Screws Slotted Indented Hex Washer with Serrations Zinc Plated 1/4-20 x 1/2 delivers strong performance in metal-to-metal assemblies. The slotted drive and indented hex washer head provide a flush, secure fit with easy installation.

Key benefits:

  • Drive type: Slotted
  • Head style: Indented Hex Washer
  • Serrations: Under-head serrations for improved grip and vibration resistance
  • Finish: Zinc plated for corrosion resistance
  • Size: 1/4-20 UNC
  • Length: 1/2 inch

Applications: Suitable for electrical enclosures, machinery, and metal fixtures where a compact, secure fastener is required. Use with compatible threaded holes or nuts to create a strong, lasting bond in a variety of environments.


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4.3 out of 5
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74 ratings | 30 reviews
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