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226-Piece Mechanics Tool Set with ToughSystem 2.0 Box - DeWALT

Part #: DWMT45430H

The DeWALT DWMT45430H 226-Piece Mechanics Tool Set provides a comprehensive collection of professional-grade tools designed for rigorous automotive and industrial applications. This robust set ensures professional versatility for technicians and mechanics, all housed within a durable ToughSystem 2.0 Box for organized storage and seamless integration with existing ToughSystem modules.

Key Features

  • Comprehensive 226-Piece Set: Offers a wide array of sockets, ratchets, extensions, and accessories to tackle diverse fastening tasks encountered in professional settings.
  • ToughSystem 2.0 Compatibility: The included durable storage box integrates with the ToughSystem 2.0 platform, allowing for secure stacking, enhanced protection, and transport with other ToughSystem modules.
  • Enhanced Control: Ratchets and extensions feature knurled handle rings, providing improved grip and control even in demanding work environments.
  • Direct Torque Technology: Sockets are engineered with Direct Torque Technology, which helps prevent the rounding of fasteners and improves grip on worn or stubborn bolts.
  • Clear Identification: Laser-etched size markings on each tool enable quick and easy identification, enhancing workflow efficiency and reducing downtime.
  • Professional-Grade Durability: Constructed from chrome vanadium steel with a polished chrome finish, these tools are built to withstand the rigors of daily professional use.

Applications

This mechanics tool set is an essential asset for professional automotive technicians, industrial maintenance teams, and skilled tradesmen. It is ideally suited for a broad range of tasks including general vehicle repair and maintenance, engine work, heavy equipment servicing, industrial machinery upkeep, and various fastening and assembly applications requiring durable, high-performance tools.

Usually In Stock Usually ships in 24-48 hours Manufacturer Direct
List: $444.99 Save: $102.69

$342.30

Free shipping on orders over $250
Lower 48 states and DC. Excludes freight and oversize items.
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  • Model: 423855
  • Shipping Weight: 46.16lbs
  • UPC: 076174454307
  • Manufacturers Part #: DWMT45430H
  • Manufactured by: DeWALT
  • Also Known As: DWTDWMT45430H

This product was added to our catalog on Tuesday 12 May, 2026.

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