Highlights: Chrome Moly sockets are color-coded with anodized finish Protective plastic sleeves prevent scratching of wheels and lug nuts Internal magnetic inserts are removable to service longer bolts 1/2" drive Features: The CTA Tools 9 Pc. Thin-Wall Impact Socket Set is designed for wheel and lug nut service where clearance and surface protection are critical. Each socket is constructed from chrome moly steel and finished with color-coded anodization for quick identification. Removable protective plastic sleeves help prevent scratches on wheels and lug nuts, while internal magnetic inserts can be taken out to accommodate longer bolts. This 1/2" drive set includes nine sockets, covering a range of SAE and metric sizes including a unique 17mm “flower design” socket. With its combination of precision fit and surface-safe design, the CTA Tools 9 Pc. Thin-Wall Impact Socket Set meets the needs of professionals working on modern alloy wheels. Includes: 9 Sockets W/ removable protective sleeves and magnetic inserts for longer bolts A173 - 13/16" A174 - 7/8" A175 - 1" A176 - 1-1/16" A177 - 17mm A178 - 19mm A179 - 21mm A180 - 22mm 4218 - 17mm "Flower Design"