Made of the chrome-vanadium tool steel by the hot stamping method.
Has a standard open end profile and OVER DRIVE box end working profile.
Spanner heads are made with high accuracy and hardened to 39-41 HRC.
15 degrees offset of the box end profile relatively to the wrench surface for more convenient mounting works.
Wrench is protected from corrosion by the matt nickel-chromium coating.
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