TEKTON 4855 12-Pc. 1/2"-Drive Deep Impact Socket Set (SAE) features: Drop Forged, Heat Treated Carbon Steel , Corrosion-Resistant Black Oxide Finish, 6-Point, Beveled-Nose Sockets , Hole on Socket Locks on to Drive Tang, Meets or Exceeds ANSI Specifications, Flank-Drive Socket Design Contacts Only Flat Surfaces of Fastener Head to Eliminate Rounding Off Corners. Contents: 11-pc. 1/2-Inch Dr. Sockets (SAE): 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8, 15/16, 1-Inch. 1-pc. Storage Case