The Faithfull 10mm Hexagon Allen Key is a heavy-duty tool designed for larger hexagon socket fasteners commonly found in machinery, automotive applications, and structural assemblies. This substantial size delivers excellent leverage and torque application for demanding fastening tasks. Manufactured from fully hardened chrome vanadium steel, this 10mm key provides exceptional strength for high-torque applications. The chamfered edges prevent damage to both the key blade and the socket fittings, extending tool life and protecting valuable components. Size markings ensure quick identification in busy workshop environments. Features and Benefits:10mm size perfect for larger hexagon socket applicationsFully hardened chrome vanadium steel construction for maximum strengthChamfered edges protect both tool and fittings from damageClearly marked with size for easy identificationIdeal for machinery, automotive, and heavy-duty applicationsProfessional quality for trade and indu