Durable outer sleeve and insert protects high polished wheels and lug nuts from damage Chrome-molybdenum alloy steel for long life Heavy duty blow molded case Guaranteed Set includes: SAE sizes 3/4 (light green), 13/16 (purple), 7/8 (green), 15/16 (brown), 1 (silver), 1-1/16 (black) and Metric sizes 17mm (blue), 19mm (yellow) and 21mm (red).
