,5/32,3/16,7/32,1/4,9/32,5/16,11/32,3/8,7/16,1/2,9/16,4,4.5,5,5.5,6,7,8,9,10,11,12,13,14. 1x 1/4″ Socket Adapter for Power Tools. 6-Point Socket Design Each black socket and extension boasts permanent, high-contrast size markings for quick and easy identification, even in dim lighting.