8pc Triple Square / Spline / XZN Bit Socket Set From Britool Hallmark

This Britool Hallmark bit socket set features high-quality 12-point star-shaped male triple square bits, also known as spline or XZN bits. Designed for professional automotive and mechanical applications, these bits deliver reliable engagement and precision when working with specialist fasteners.

The set includes a range of sizes suitable for both 3/8" and 1/2" drive systems, making it a versatile addition to any professional toolkit. The 3/8" drive chrome bit holder features a durable, high-quality construction with a mirror-polished finish, offering both strength and corrosion resistance while maintaining a clean, professional appearance.

Included sizes are M5, M6, M8, M9, M10, and M12 for 3/8" drive, along with M14 and M16 for 1/2" drive applications. The full set is supplied in tool control foam, ensuring organised storage, easy access, and quick identification of missing tools within a toolbox or workshop setup.  Replacement sockets are available separately as and when required.

Britool introduced the Hallmark range in the 1980s to meet the demands of professional automotive technicians. Since then, it has developed into a highly respected tool range, trusted by mechanics for its quality, durability, and consistent performance in demanding environments.

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.