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39 Pc. 1/4", 3/8" & 1/2" Drive SAE/Metric Impact Bi-directio - GearWrench

Part #: GWUHBSMS

The GearWrench GWUHBSMS 39-piece impact hex bit socket set provides professional technicians with a reliable solution for working with both new and compromised hex fasteners. Engineered for durability and performance, these bi-directional sockets are designed to efficiently remove, reuse, and install hex fasteners, even those with significant damage. This comprehensive set offers versatility across 1/4", 3/8", and 1/2" drive sizes in both SAE and Metric measurements, making it an essential addition to any professional toolkit.

Key Features

  • Bi-Directional Hex Bit Design: Specifically engineered to grip and remove damaged hex fasteners effectively, while also providing secure engagement for installing and reusing fasteners.
  • Enhanced Torque Delivery: Delivers up to 4X more torque on damaged hex fasteners and up to 166% more torque on undamaged hex fasteners compared to standard hex bits, ensuring robust performance.
  • Impact Rated Durability: Constructed to withstand the rigors of professional use, these sockets are impact rated for compatibility with both hand tools and power tools, including impact wrenches.
  • Optimized Visibility: Features high-visibility molten orange paint-fill bands and large, laser-etched size markings to improve readability and quick identification in various working conditions, including low-light environments.
  • Secure Handling: The knurled socket body provides an enhanced grip, promoting safer and more controlled handling during use, particularly in oily or greasy conditions.

Applications

This GearWrench impact bi-directional hex bit socket set is ideal for automotive technicians and industrial mechanics tackling a wide range of tasks. It is particularly useful for removing stripped or rounded hex bolts and screws commonly found on engine components, suspension systems, brake assemblies, and machinery where hex fasteners are prevalent. The ability to work with both damaged and undamaged fasteners makes this set highly versatile for routine maintenance, repair work, and equipment assembly.

Only 1 left in stock - order soon
List: $305.86 Save: $129.91

$175.95

Free shipping on orders over $250
Lower 48 states and DC. Excludes freight and oversize items.
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  • Model: 491717
  • Shipping Weight: 9.92lbs
  • UPC: 099575431838
  • Manufacturers Part #: GWUHBSMS
  • Manufactured by: GearWrench
  • Also Known As: KDTGWUHBSMS, GWRGWUHBSMS

This product was added to our catalog on Tuesday 28 July, 2026.