Features 1.High Durability: The imact socket is constructed from chrome molybdenum steel and finished with a black phosphating process, which brings exceptional durability and robustness 2.Secure Grip: The socket features a standard interface with a concave hexagon design which ensures binding without slippage, resulting in a safe and secure grip when in use. 3.Protective Sleeve: Lug nut socket has a detachable nylon sleeve which effectively protects the wheel from any potential damage during operation. 4.Versatility: The different sleeve specifications, ranging from 1717.5mm, 18.519.5mm, 1921mm, 2121.5mm, 2222.5mm, make it suitable for most models. 5.Stylish Appearance: This lug nut socket stands out with its color design, making it not only a practical tool but also a stylish piece of equipment in your tool collection. Specification Item Type: LugNutSocketSetMaterial: CR MO Chromium Molybdenum SteelSocket Color: ColorfulSurface Treatment: Black Phosphating ProcessSocket Sizes: 17-17.5mm / 0.67-0.69in, 18.5-19.5mm / 0.73-0.77in, 19-21mm / 0.75-0.83in, 21-21.5mm / 0.83-0.85in, 22-22.5mm / 0.87-0.89inFitment: Universal Package List 1 x LugNutSocketSet (7 Pieces1 x Blow Molded Box