draughtsmanship
noun (British English) (North American English draftsmanship)
ˈdrɑːftsmənʃɪp 
ˈdræftsmənʃɪp the ability to draw well
You have to admire her superb draughtsmanship.
Definition of draughtsmanship noun from the Oxford Advanced Learner's Dictionary
ˈdrɑːftsmənʃɪp ˈdræftsmənʃɪp 