Product Description The AVTODELO "Professional" series ratchet wrench key is used for working with fasteners during car repairs. It is suitable for use in car repair shops, auto services, and maintenance centers, as well as for everyday use. - Made of chrome-vanadium steel by hot stamping 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. - It has a standard profile of the open part of the key. - Wear-resistant, 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 ultra-precise dimensions of the working parts, the wrench key is suitable for use with any type of hexagonal fastener. Using a ratchet wrench key significantly reduces the time for car repairs.