3/8"SD Deep Hexagon Impact Socket range from Britool Hallmark - 8-22mm (V2)

The Britool Hallmark 3/8" Drive Deep Impact Socket Range (V2) is engineered for high-performance workshop use with pneumatic and high-torque power tools. Manufactured from premium Chrome Molybdenum Alloy steel, these sockets deliver exceptional strength and durability, ideal for demanding mechanical applications.

Each socket features a 6-point hexagon Stress Relief Drive, allowing higher torque loads while reducing fastener damage. Ball retaining grooves on each square drive face ensure a secure fit with all 3/8" accessories, and a cross-drilled side hole allows optional use with a pin-and-ring retention system for added safety during impact operations.

This deep-depth socket set is stamped with the updated “Marque of Skill” branding and the Britool B logo, along with part numbers and sizes for easy identification.

Sizes available: 8mm to 22mm while stocks last.  Approximate overall length is 63mm.

Also available in a standard depth V2 version 6-22mm if also required - MHMP V2

Please note: this is the Version 2 (V2) design, which has since been superseded by the current Version 3 (V3) range.

Images used may be of a different size but are used to show overall look and design of this version in the range, however you will receive the size as per your order.

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.