Wright Tool 312 3/8" Drive, 6 Point Standard Socket Set, 1/4" - 7/8" (11-Piece) 11-Piece set 3/8-Inch drive set Ten times more fastener contact Greater strength, torque and gripping power Rail and 11 clips included 11-Piece 3/8-Inch drive set Ten times more fastener contact Greater strength, torque and gripping power Rail and 11 clips included