Britool Hallmark

**Sale** Britool Hallmark 6pc Impact Socket Adapter Set 1/4" 3/8" 1/2" 3/4"

  • 6pc impact socket adaptor set with Britool Hallmark logo and sale tag on a white background
  • Britool Hallmark 6pc impact socket adapter set in tool control foam
  • Britool Hallmark impact socket adapter set in EVA foam tray
  • Red star-shaped badge with 'SPECIAL OFFER' text on a white background
  • Britool Hallmark offical "B" Marque of Skill logo.
  • Britool Hallmark Official brand logo
  • Circular icon with 1/4" Drive' text on a black background
  • Circular icon with 3/8" Drive' text on a black background
  • 1/2" Drive circular logo
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£34.99
£34.99 £46.97
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The Britool Hallmark 6-piece impact socket adapter set is designed for professional workshop and industrial applications where different square drive sizes need to be adapted quickly and safely. Manufactured from high-quality Chromium Molybdenum steel, these heavy-duty adapters are suitable for use with pneumatic air tools, cordless impact wrenches, and power tools.

This versatile set allows both reducing and increasing of drive sizes, making it an essential addition to any automotive or engineering toolkit.

Key Features
  • Professional 6-piece impact adapter set
  • Suitable for impact, pneumatic, and cordless tools
  • Manufactured from durable Chromium Molybdenum steel
  • Allows drive size reduction and expansion
  • Heavy-duty workshop construction
  • Laser marked with Hallmark branding and part numbers
  • Supplied in EVA foam storage tray
Adapter Sizes Included
  • ¼” Female x 3/8” Male
  • 3/8” Female x ¼” Male
  • 3/8” Female x ½” Male
  • ½” Female x 3/8” Male
  • ½” Female x ¾” Male
  • ¾” Female x ½” Male
Drive Explanation
  • F = Female square drive
  • M = Male square drive
Organised Storage

Supplied in compact tool control EVA foam for:

  • Easy toolbox organisation
  • Rapid size identification
  • Safe storage and transport
Applications

Ideal for:

  • Automotive servicing and repair
  • Industrial maintenance
  • Engineering workshops
  • Impact wrench applications
  • Socket drive conversion tasks
The Brand

The HALLMARK range was developed by Britool in the 80's for the automotive aftermarket. it has been the professional’s choice ever since. Each tool is marked with the Britool hallmark , your guarantee of quality.

The Britool Hallmark guarantee covers against defective materials and/or workmanship when used for the purpose for which they were designed and for the expected life of the tool. In the unlikely event that a product fails during normal use, it will be repaired or replaced. The guarantee does not extend to fair wear & tear or moving parts such as ratchet mechanisms or consumable parts i.e. replacement bits and knuckles.

Weight & Dimensions

Height
55 mm
Length
140 mm
Weight
750 g
Width
100 mm
**Sale** Britool Hallmark 6pc Impact Socket Adapter Set 1/4" 3/8" 1/2" 3/4"

£34.99

Frequently Asked Questions

What drive sizes are included in the Britool Hallmark 6-piece impact socket adapter set?
The Britool Hallmark impact socket adapter set contains six drive converters covering 1/4", 3/8", 1/2" and 3/4" square drives. It includes 1/4"F × 3/8"M, 3/8"F × 1/4"M, 3/8"F × 1/2"M, 1/2"F × 3/8"M, 1/2"F × 3/4"M and 3/4"F × 1/2"M adapters, providing a versatile selection for professional socket and impact-tool applications.
Can these Britool Hallmark socket adapters be used with impact wrenches?
Yes. These are impact-rated socket adapters manufactured from Chromium Molybdenum (Cr-Mo) steel and are designed for use with compatible pneumatic air tools, cordless impact wrenches and powered impact tools. This makes them suitable for professional automotive garages, engineering workshops and industrial maintenance applications.
Can this impact adapter set both increase and reduce square drive sizes?
Yes. The six-piece set contains both drive reducers and drive increasers, allowing users to convert between 1/4", 3/8", 1/2" and 3/4" square-drive tools and sockets. For example, the set includes adapters for converting a 1/2" female drive to 3/4" male as well as 1/2" female to 3/8" male, providing flexibility when matching different impact sockets and drive tools.
What do female and male mean on an impact socket adapter?
The female (F) end is the square recess that accepts the male square drive of the impact wrench or other compatible drive tool. The male (M) end is the projecting square drive onto which the socket fits. For example, a 1/2"F × 3/4"M impact adapter accepts a 1/2" square drive tool and allows a compatible 3/4" drive socket to be fitted.
Are impact adapters suitable for applying the same torque as a direct-drive socket?
A drive adapter allows different socket and tool sizes to be connected, but the smallest drive size and the adapter itself can become the limiting components in the system. Increasing from a smaller drive to a larger socket does not increase the torque capacity of the original drive tool. Always use an appropriately rated impact tool, adapter and socket for the torque required and avoid using a drive conversion as a substitute for the correct heavy-duty drive size.
Is the Britool Hallmark impact adapter set supplied in tool control foam?
Yes. The complete 6-piece Britool Hallmark impact adapter set is supplied in a compact EVA tool control foam tray, helping professional mechanics and technicians organise the adapters in a toolbox or roll cab and quickly identify the required drive conversion. Each adapter is also laser marked with Britool Hallmark branding and its individual part reference for easier workshop identification.