Tubes not used in draw frames can be assembled into new draw frames. A prerequisite for this is that the pipes actually end in this location.

 

Mark the pipes to be connected in the left and right column (single or multiple selection possible, it will be connected in the order as marked) and create the new pipes with * in the empty pipe section area. Incorrect markings can be removed by refresh.

Attention: When selecting, only the pipes themselves may be marked, but not their slots.

Result: