New 10pc Drop Forged Sae 3/8" & 1/2" Drive Hex Key Allen Head Socket Bit Set This 10 Piece 3/8 And 1/2" Drive Hex" Bit Socket Set Is S.A.E. And Includes The Following Sizes: 3/8",Drive: 1/8"; 5/32"; 7/32"; 3/16"; 1/4"; 5/16";" And 3/8 1/2" Drive: 1/2"; 9/16"; And 5/8""