Britool Hallmark 25pc 1/2" Drive Deep Impact Socket Set (12-Point) Sizes 8-36mm

The Britool Hallmark ½” Deep Impact Socket Set is a premium collection of professional-grade sockets, engineered for mechanics, automotive technicians, and serious DIY enthusiasts. Manufactured from high-quality Chromium-Molybdenum steel and heat-treated for maximum durability, these impact sockets are designed to withstand the demands of 1/2" square drive air tools and power tools, providing long-lasting reliability in high-torque applications.

Each socket features a 12-point bi-hexagon profile with a ball retaining groove on every face of the square drive, ensuring a secure, slip-free fit with all compatible accessories. Cross-drilled holes allow optional pin-and-ring retention for added safety. This set covers sizes 8mm to 36mm and incorporates Britool’s Stress Relief Drive technology, which helps prevent fastener damage while allowing higher torque to be applied safely.

Supplied in a custom EVA tool control foam tray, the set stays organised and fits neatly into standard toolbox drawers, making it easy to identify and access sockets quickly. Each socket is laser-marked with the Britool Hallmark logo and part number, ensuring authenticity and professional-grade quality. Ideal for automotive, mechanical, and general workshop use, this socket set combines strength, precision, and practicality in one essential toolkit.

Individual replacement sockets are available as and when required and there is also a standard depth 12 point version set available too if required - LBMPSET836.

Britool has been manufacturing tools since 1908. In the 80's they created the Hallmark Range. To guarantee the quality to the customer, it was decided that every tool would carry a hallmark just like many other precious metals.

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.