• Chrome vanadium construction • SAE: 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8" • Metric: 6, 7, 8, 9, 10, 11, 12, 13, 14, 17 and 19mm • Reusable storage rack