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9/16" Magnetic Spark Plug - GearWrench

Part #: 3931D

The GearWrench 9/16" Magnetic Spark Plug Socket, model 3931D, is engineered for professional automotive and industrial applications, providing a secure and efficient solution for spark plug installation and removal. This 3/8-inch drive, 6-point socket combines precise fitment with the added convenience of a magnetic insert, significantly streamlining maintenance tasks and reducing the risk of damage in demanding work environments.

Key Features

  • Magnetic Retention: Features an integrated magnetic insert that securely grips spark plugs, preventing drops and facilitating one-handed installation and removal in confined spaces.
  • Durable 6-Point Design: Constructed with a robust 6-point profile to ensure a precise, non-marring fit on spark plug hexes, minimizing the risk of rounding corners during high-torque applications.
  • Professional-Grade Construction: Manufactured by GearWrench from high-quality materials to deliver exceptional durability and resistance to wear, capable of withstanding rigorous daily use in professional garages and workshops.
  • Compact Access: With a length of 2-1/2 inches, this socket is specifically designed for enhanced accessibility in tight engine bays and other restricted areas, improving overall workflow efficiency.
  • 3/8" Drive Compatibility: Universally compatible with 3/8-inch drive ratchets, extensions, and other drive tools, offering versatility within an existing professional toolkit.

Applications

This magnetic spark plug socket is an essential tool for automotive technicians and mechanics performing a range of engine maintenance and repair tasks. It is ideal for the removal and installation of 9/16-inch spark plugs across various vehicle makes and models, making routine tune-ups, diagnostic procedures, and engine servicing more efficient and secure. Its design is particularly beneficial when working in cramped engine compartments where precision and spark plug retention are critical.

Specifications

  • Manufacturer: GearWrench (Apex Tool Group, LLC)
  • Model Number: 3931D
  • Socket Size: 9/16 inch
  • Drive Size: 3/8 inch
  • Socket Type: 6-point
  • Length: 2-1/2 inches
  • Weight: 0.23 lbs
  • Dimensions: 5.1 x 5 x 0.95 inches
We have 17 in stock

$14.95

Free shipping on orders over $250
Lower 48 states and DC. Excludes freight and oversize items.
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  • Model: 221913
  • Shipping Weight: 0.23lbs
  • UPC: 082171393105
  • Manufacturers Part #: 3931D
  • Manufactured by: GearWrench
  • Also Known As: KD3931D, KDT-3931D, GWR3931D, KDT3931D

This product was added to our catalog on Tuesday 18 August, 2015.

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