Socket 3/8" Drive Metric Standard 6 pt 11 - NEPROS

Part #: B3-11

The NEPROS B3-11 Socket is a professional-grade 3/8" drive, 11mm metric standard 6-point socket engineered for precision and durability in demanding automotive and industrial applications. Manufactured by NEPROS, a brand renowned for its commitment to superior design and the highest quality standards, this socket delivers exceptional performance and a secure fit.

Key Features

  • Superior Durability and Construction: Crafted from high-grade materials and manufactured to the highest standards, NEPROS sockets are designed for longevity. They feature hard-chrome plating that resists wear, corrosion, and peeling, ensuring sustained performance in tough working environments. Each NEPROS tool comes with a lifetime warranty, underscoring its robust construction.
  • 6-Point N-PowerFit Shape: The innovative N-PowerFit Shape maximizes contact area with fasteners, distributing stress evenly across the flats of hexagonal bolts and nuts. This 6-point design provides superior grip, significantly reduces the risk of rounding off bolt heads, and allows for greater torque application, making it ideal for high-torque tasks and even rusted or seized fasteners.
  • High Precision and Optimal Fit: NEPROS tools are known for their high dimensional accuracy, with tolerances kept close to zero. This precise manufacturing minimizes the fit gap with fasteners, creating a secure and comfortable user experience and ensuring reliable engagement.
  • Compact Design: Engineered with world-class compactness, the external dimensions of the B3-11 socket allow access to confined spaces where conventional tools may not reach, enhancing efficiency in intricate work areas.
  • Exceptional Surface Finish: Each socket is polished to a mirror finish and plated with hard-chrome, providing not only excellent resistance to wear and corrosion but also a professional appearance.

Applications

The NEPROS B3-11 11mm socket is a versatile addition to any professional toolkit, indispensable for a wide range of tasks including:

  • Automotive Repair: Commonly used on various vehicle makes for components such as brake bleeders (e.g., Mazda, Buick, VW, Audi, Fiat, Ford Mustang), body-related fasteners like lights and washer reservoirs on Ford vehicles, TPMS sensors, and catalytic converter clamp nuts. It also finds use in engine compartments and general maintenance on European-made vehicles.
  • Industrial Maintenance: Ideal for manufacturing, machinery assembly, and general maintenance requiring precise metric fastening.
  • General Mechanical Tasks: Effective for any application involving 11mm hex-head bolts, particularly where high torque is required or fasteners are prone to corrosion or damage. Its close tolerance can also make it functional for some 7/16" imperial fasteners when needed.

Specifications

  • Manufacturer: NEPROS
  • Model Number: B3-11
  • Product Name: Socket 3/8" Drive Metric Standard 6 pt 11
  • Drive Size: 3/8" Square Drive
  • Socket Type: 6-Point Hexagonal
  • Metric Size: 11mm
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$8.44

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  • Model: 442182
  • Shipping Weight: 0.05lbs
  • UPC: 00498943129532
  • Manufacturers Part #: B3-11
  • Manufactured by: NEPROS
  • Also Known As: KTC-B3-11

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

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