are they all the same format, i.e. 6 lines for each block? if so, paste is simplest (that is 6 dashes):
paste - - - - - - < file
If you need spaces rather than tabs, add -d' '
are they all the same format, i.e. 6 lines for each block? if so, paste is simplest (that is 6 dashes):
paste - - - - - - < file
If you need spaces rather than tabs, add -d' '