Chrome Molybdenum sockets, hardened, tempered & anodised for corrosion resistance. Suitable for use with impact tools. Each six-point socket is sleeved to prevent damage to alloy wheels & nuts. Colour-coded sockets for easy size selection. Standard 17, 19, 21mm sockets & 27mm for Land Rover, Range Rover & other 4x 4 applications, plus spare PE sleeves & depth inserts. Supplied in storage case. IMPORTANT INFORMATION Alloy wheel impact sockets have an ultra-thin walled design permitting a limited torque range. They are suitable only for wheel nuts & exempt from lifetime warranty.