The innovative quick mechanism allows users to complete adjustments without the need for additional tools, switching between different opening sizes in just a few seconds The combination of aluminum and steel enables the wrench to maintain lightness while possessing excellent wear resistance and resistance Especially suitable for professional technicians who require long-term installation or disassembly work, improving operational stability and comfort Ergonomic grip design provides a comfortable grip and effectively reduces hand fatigue during prolonged use Whether it is for daily household maintenance or professional plumber use, it can effectively solve the problem of mismatched interfaces of different specifications, Manufacturer: XIBEIDIANZI