The Eastwood 9 Piece SAE Extra Long Ball End Hex Key Set Includes sizes - 1/16, 5/64, 3/32, 1/8, 5/32, 3/16, 1/4, 5/16, 3/8". Wrenches are contructed of S2 Tool Steel and have a durable oven cured paint finish with color keyed sizes. They come in a black plastic storage case with size marking in white. Eastwood offers tool truck quality tools with a lifetime warranty. Includes sizes - 1/16, 5/64, 3/32, 1/8, 5/32, 3/16, 1/4, 5/16, 3/8" Contructed of S2 Tool Steel - Durable Oven Cured Paint Finish with Color Keyed Sizes Black Plastic Storage Case with Size Marking in white Long Side of Wrench has Ball Ends Lifetime Warranty