These Wrenches are used in places where obstruction Block access by straight wrenches. Application Specially suitable for work on Engines e.g. bolts on alternator & starter. Drop Forged from chrome vanadium Steel / Carbon Steel, Precision Broached, Fully Hardened and tempered to sustain higher torques, rich nickel chrome plating enhance surface protection and life. The dimensions & weights are subject to alterations & normal manufacturing tolerances.