Die Set, Hex, Solid, Carbon Steel, Number of Dies in Set 10, Thread Sizes Included 1 In. -8, 1/2 In. -13, 1/4 In. -20, 3/4 In. -10, 3/8 In. -16, 5/16 In. -18, 5/8 In. -11, 7/16 In. -14, 7/8 In. -9, 9/16 In. -12, Thread Standard UNC, Thread Direction Right Hand, Die Sizes included 1 in, 1/2 in, 1/4 in, 3/4 in, 3/8 in, 5/16 in, 5/8 in, 7/16 in, 7/8 in, 9/16 in, Case Type Metal