Product description The AVTODELO "Professional" series socket wrench key is used for fastening work during car repairs. It is suitable for use in auto workshops, service centers, and garages, as well as for household purposes. - Made of chrome-vanadium steel using the hot stamping method at a reduced billet temperature. - The working profiles of the key are manufactured with increased precision and heat treated to a hardness of 39-41 HRC. - Has a standard profile of the open end of the key. - Wear-resistant and suitable for long-term use under maximum loads. - Protected against corrosion with a matte chrome-nickel coating. - Equipped with a plastic holder for convenient storage. Thanks to the precise dimensions of the working parts, the key is suitable for use with any type of hex fasteners. Using the socket wrench key significantly reduces the time for car repairs.