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Socket 1/2" Drive Metric Deep 12 pt 11 - NEPROS

Part #: B4L-11W

Introducing the NEPROS B4L-11W 1/2" Drive Metric Deep 12 pt 11 Socket, a testament to Japanese craftsmanship and precision engineering. Designed for discerning professional technicians and mechanics, this socket delivers the superior performance and durability expected from NEPROS, a brand renowned for its commitment to quality and innovation in automotive and industrial tooling.

Engineered to meet the rigorous demands of professional environments, the B4L-11W provides a reliable solution for a wide range of fastening tasks.

Key Features

  • Professional-Grade Construction: Manufactured by NEPROS, this socket benefits from advanced materials and heat treatments, ensuring exceptional strength, wear resistance, and a flawless finish for long-term reliability.
  • 1/2" Drive Size: Compatible with standard 1/2" drive ratchets, breaker bars, and extensions, providing the leverage and torque necessary for demanding applications.
  • 11mm Metric Deep Well: The 11mm size is precision-machined for an accurate fit on metric fasteners, while the deep well design allows access to nuts and bolts on extended studs or in recessed areas.
  • 12-Point Configuration: Offers versatile engagement with 6-point, square, and 12-point fasteners, making it easier to position the socket in tight or obstructed spaces.
  • N-PowerFit Shape: NEPROS's unique "N-PowerFit Shape" maximizes contact area with fasteners, minimizing the risk of rounding while ensuring a secure grip and efficient torque transfer.
  • Optimized Design: Features a minimized outer diameter, overall length, and depth, allowing for superior access in confined work areas where conventional sockets may not fit.

Applications

The NEPROS B4L-11W 1/2" Drive Metric Deep 12 pt 11 Socket is an indispensable tool for a variety of professional applications. It is ideally suited for automotive maintenance and repair tasks, such as working on engine components, suspension systems, or other assemblies where fasteners are deeply set or require a 12-point engagement. Its robust design also makes it excellent for industrial machinery, equipment maintenance, and general mechanical work where precision and durability are paramount.

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  • Model: 442520
  • Shipping Weight: 0.24lbs
  • UPC: 00498943135267
  • Manufacturers Part #: B4L-11W
  • Manufactured by: NEPROS
  • Also Known As: KTC-B4L-11W

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