Includes standard & deep external star sockets Sockets are made from heat treated chrome vanadium steel for strength & durability ATD carries a complete line of bit sockets available individually. These high quality star sockets are designed to be used with hand tools only. The socket warranty is voided if they are used with any type of impact tools. Set Includes: (14) Standard External Star Sockets: E4 1/4" Drive - ATD-153 E5 1/4" Drive - ATD-154 E6 1/4" Drive - ATD-155 E7 1/4" Drive - ATD-156 E8 1/4" Drive - ATD-157 E10 3/8" Drive - ATD-158 E11 3/8" Drive - ATD-165 E12 3/8" Drive - ATD-159 E14 3/8" Drive - ATD-160 E16 3/8" Drive - ATD-161 E18 1/2" Drive - ATD-162 E20 1/2" Drive - ATD-163 E22 1/2" Drive - ATD-166 E24 1/2" Drive - ATD-167 (14) Deep External Star Sockets: E4 Deep 1/4" Drive - ATD-13738 E5 Deep 1/4" Drive - ATD-13739 E6 Deep 1/4" Drive - ATD-13740 E7 Deep 1/4" Drive - ATD-13741 E8 Deep 1/4" Drive - ATD-13742 E10 Deep 3/8" Drive - ATD-13743 E11 Deep 3/8" Drive - ATD-13744 E12 Deep 3/8" Drive - ATD-13745 E14 Deep 3/8" Drive - ATD-13746 E16 Deep 3/8" Drive - ATD-13747 E18 Deep 1/2" Drive - ATD-13748 E20 Deep 1/2" Drive - ATD-13749 E22 Deep 1/2" Drive - ATD-13750 E24 Deep 1/2" Drive - ATD-13751