Britool Hallmark Extra-Long Double Ring Aviation / Automotive Ratchet Spanner Set

Specially designed for working on aviation & automotive engines and confined spaces.
Longer beam increases leverage to maximize torque at the non-ratcheting end for breaking loose stubborn fasteners.
0° offset and slim profile to access the tightest spaces and recessed fasteners.
72-teeth ratcheting box end needs as little as 5° to move fastener.
Made by heat-treated Chrome Vanadium Steel for strength exceeding international specifications.
Set contains sizes: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm

It is stamped with the modern "The Marque of Skill" Branding and the famous Hallmark stamp 

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.