Britool England 3/8"SD Flexi Socket 12 Point Metric + AF - MFB Range

This 3/8" square drive socket features a Bi-Hex (12-point) profile and forms part of the Britool Hallmark range, manufactured from high-quality alloy steel for strength and durability. Designed for professional workshop use, it delivers reliable torque transfer and secure fastener engagement.

Each socket incorporates its own universal joint, providing an ideal solution where access is restricted or angled. A ball retaining groove on each face of the square drive ensures a secure and positive fit with all 3/8" drive accessories, improving stability during use.

Produced at the original Britool UK manufacturing plant prior to its closure, this range is now increasingly rare. Limited stock remains available in two metric sizes and two AF Imperial sizes.

Please note that the image shown is a generic representation to illustrate the overall design. You will receive the size selected when placing 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. 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 bits etc.