4Pcs 17-22mm Electric Impact Wrench Hex Socket Head Kit Hardness and Durability

Features: *100% Brand new and high quality. *Metal material high hardness and durability. *Multiple specifications to meet a variety of needs. *Uniform square hole connector 1/2 (12.7mm) interface suitable for AC electric wrench lithium wrench pneumatic air tool and other machines Specifications: *Material: Chrome vanadium steel *Color: Black *Size: 17*78mm 19*78mm 21*78mm 22*60mm Package Contents: 4* Hex Socket (17mm 19mm 21mm 22mm) Or 1*ring + 1*pin Notes: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.