EXTERNAL THREADS

[BASCOM]

I'M USING SOLID EDGE V.5 AND I'M TRYING TO PUT EXTERNAL THREADS ON A 1.5" BAR.EVERY TIME I TRY OT DO THIS IT ONLY LETS ME THREAD ONE END OF THE BAR.THE BAR IS 20" LONG AND I WANT 5" OF THREADS ON EACH END

PLEASE HELP