Personaly I'd just stick this whole thing in the x691.dat file and use the line: 1 16 0 0 0 -1 0 0 0 1 0 0 0 1 x691.dat for the x692.dat file. (22 years ago, 16-Jan-03, to lugnet.cad.dat.parts)
(...) That's how we've done so far, but the problem with that method is that with l3p -q3, the LEGO logo on top of the stud will get mirrored. /Tore (22 years ago, 16-Jan-03, to lugnet.cad.dat.parts)