General description Sealey SX031D Alloy Wheel Impact Socket Set is designed for use with impact tools, featuring chrome molybdenum sockets that are hardened, tempered, and anodized for corrosion resistance. Each 6-point socket is sleeved and includes an insert to prevent damage to alloy wheels and nuts. The set comprises long reach sockets in sizes 17mm, 19mm, and 21mm, all color-coded for easy size selection, and is supplied in a convenient storage case. Technical specifications Material: Chrome Molybdenum Drive size: 1/2"Sq Socket sizes: 17mm, 19mm, 21mm Includes spare nylon sleeves Other information Ultra thin walled design allows for a limited torque range Not suitable for use with other types of fasteners Exempt from lifetime guarantee