Features:Using the CR-V chrome vanadium steel， hardness torque is highThe overall heat treatment， Chrome plated surface treatment， beautiful and durable.Suitable for pipes， spiral pipes and nuts and other fasteners links， quick release clamping and don't slip.Specifications:Set Type: Combination wrench SetsContains the number of pieces: 2 (pieces)Finish: Polished chromeMaterial: Chrome vanadium steel+rubberLarge wrench: Size: 23~32mm，Total length 280mm Small wrench: Size: 9-22mm，Total length 215mm， Two heads designPackage included:1x set of adjustable wrenches