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5/8" 6PT SPARK PLUG SKT 1/2" DR* - Crescent Tool

Part #: KD531820

The Crescent Tool KD531820 5/8" 6PT Spark Plug Socket with a 1/2" Drive is engineered for professional automotive and industrial technicians. This deep well socket is designed for efficient and reliable removal and installation of 5/8-inch spark plugs, providing the durability and precision required for demanding service environments.

Key Features

  • Professional-Grade Construction: Crafted from robust Chrome Vanadium Alloy Steel, this socket is heat-treated for high strength and superior resistance to abrasion and corrosion, ensuring long-lasting performance.
  • Secure 6-Point Engagement: The 6-point deep well design provides a secure grip on hex-shaped spark plugs, minimizing the risk of rounding corners and facilitating efficient operation even in tight spaces.
  • Optimal Access: Its deep well profile allows for easy access to recessed spark plugs, a common necessity in modern engines.
  • Corrosion-Resistant Finish: Featuring a full polished chrome finish, the socket resists rust and corrosion while being easy to clean, maintaining its professional appearance and functionality.
  • 1/2-Inch Drive: Compatible with standard 1/2-inch drive ratchets, extension bars, and other drive tools, offering versatility in a professional toolkit.
  • Manual Use Only: This socket is designed for manual applications and is not impact rated.

Applications

The Crescent KD531820 spark plug socket is an essential tool for automotive technicians performing engine tune-ups, routine maintenance, and spark plug replacement on a wide range of vehicles. Its robust construction also makes it suitable for various industrial applications involving internal combustion engines where a 5/8-inch spark plug is utilized.

Specifications

  • Manufacturer: Crescent Tool
  • Model Number: KD531820
  • Socket Size: 5/8 inch
  • Drive Size: 1/2 inch
  • Number of Points: 6 Point
  • Socket Style: Deep
  • Material: Chrome Vanadium Alloy Steel
  • Finish: Full Polished Chrome
  • Overall Length: 3.27 inches (approximate, based on similar model CDDS58N)
  • Impact Rated: No
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$8.85

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  • Model: 444100
  • Shipping Weight: 0.16lbs
  • UPC: 821715086918
  • Manufacturers Part #: KD531820
  • Manufactured by: Crescent Tool
  • Also Known As: KD531820

This product was added to our catalog on Sunday 31 May, 2026.

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