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Socket 1/2" Drive SAE Standard 12 pt 1-3/8 - NEPROS

Part #: B4-1-3/8W

The NEPROS B4-1-3/8W 1/2" Drive Socket is engineered for demanding professional automotive and industrial applications. This 12-point, 1-3/8 inch SAE standard socket provides a secure and precise fit on fasteners, reducing the risk of rounding and ensuring efficient power transfer. Crafted for reliability, it meets the rigorous standards required by professional technicians.

Key Features

  • Professional-Grade Construction: Manufactured by NEPROS, this socket is built from high-quality alloy steel, ensuring exceptional strength and extended service life in demanding environments.
  • Optimized 12-Point Design: The 12-point configuration allows for easier engagement with fasteners, particularly in confined spaces, while distributing torque evenly to prevent stripping.
  • 1/2" Square Drive: Compatible with standard 1/2" drive ratchets, breaker bars, and impact wrenches, offering versatility for high-torque applications.
  • Precision 1-3/8" SAE Size: Accurately machined to a 1-3/8 inch SAE standard, guaranteeing a snug fit on corresponding nuts and bolts.
  • Corrosion Resistance: Features a durable finish that helps resist corrosion and wear, maintaining appearance and functionality over time.

Applications

This 1/2" drive 1-3/8 inch socket is an essential tool for a wide range of tasks across automotive repair and industrial maintenance. It is particularly well-suited for working on suspension components, engine mounts, large fasteners on truck chassis, heavy machinery, and agricultural equipment where substantial torque is often required. Its robust design makes it ideal for frequent use in professional workshop settings.

Only 1 left in stock - order soon

$30.84

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  • Model: 442410
  • Shipping Weight: 0.65lbs
  • UPC: 00498943135953
  • Manufacturers Part #: B4-1-3/8W
  • Manufactured by: NEPROS
  • Also Known As: KTC-B4-1-3/8W

This product was added to our catalog on Saturday 30 May, 2026.

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