You get both the 11301 and 11305 set.
Sizes:
10, 12, 13, 14, 15, 16, 17, 19, 21, 22
3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 15/16
Also comes with 1/2" Drive Impact Adaptors - 1/2" Female To 3/8" Male
Packaged in a vacuum formed insert in a metal storage case.