This useful set enables you to use sockets with one drive size on ratchets and handles with a differnt drive size.
           6 sizes allow you to use 1/4" drive sockets with a 3/8" drive handle, 3/8" drive sockets with 1/4" or 1/2" drive handles, 1/2" drive sockets with 3/8" or 3/4" handles and 3/4" drive sockets with a 1/2" handle.