Butterfly Presents: Footwork Drills, Stefan Feth, Drill No. 9 Butterfly Presents: Footwork Drills, Stefan Feth, Drill No. 9 (Video by Stefan Feth / Bowmar Sports) Table Tennis Footwork Drills by Stefan Feth, Drill No. 9: A favorite of Coach Stefan Feth, Alternating block to the backhand to increase ball judgement.

