Britool Hallmark 3/8" Hex Bit Socket Set 3–14mm, Standard Hex & Long Ball-End

The Britool Hallmark 3/8" Hex Bit Socket Set delivers professional-grade performance for demanding workshop applications. This comprehensive collection features premium S2 steel bits mounted on fixed 3/8" square drive sockets, engineered for durability and precision.

The set includes 13 standard short hex sockets (3–14mm) ideal for conventional fastening tasks, complemented by 9 long ball-end variants (4–12mm) that provide superior access to recessed fasteners at challenging angles. Standard hex bits measure 48mm in length, whilst the ball-end configuration extends to 95mm, offering versatility across diverse mechanical work. Each socket bears the distinctive Britool B hexagon Hallmark logo, a hallmark of authentic British engineering excellence.

The S2 steel construction ensures exceptional hardness and resistance to wear, making this set a reliable investment for automotive technicians, maintenance professionals, and serious DIY enthusiasts who demand tools that withstand rigorous, repeated use without compromising performance or accuracy.

Set contains both standard short Hex and long ball-end.
Hex sizes: 3, 4, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13, 14mm (48mmL)
Ball-end sizes: 4, 5, 6, 7, 8, 9, 10, 11, 12mm (95mmL)

Individuals from the set are available separately as replacements as and when required.

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, moving parts such as ratchet mechanisms or consumable items such as bits and repair kits.