TORX Socket Set E5-E16 CrV 1/4" & 3/8" Drive 9pcs. Set mounted on Rail Organizer. Product Features Chrome Vanadium Steel forging for strength & durability Set includes 8-piece E-TORX Sockets: 1/4" Sq. Drive Sockets: E5, E6, E7, E8, 3/8" Sq. Drive Sockets: E10, E12, E14, E16 1/4 to 3/8 inch adaptor Technical Data Size System: Metric Socket Type: TX Size Range: E5 - E16/li> Drive Size: 1/4 inch, 3/8 inch Material: Chrome Vanadium Steel Finish: Chrome Satin