Knife Combat Techniques Knife Day met Frans Stroeven Tactical knife fighting 01 Posted on December 30, 2020 by enginejuan 30 Dec 21-06-2009 Knife Day met Frans Stroeven Tactical knife fighting. 단검술 knifefighting 나이프파이팅–single knife grip 직선과 곡선연속베기 Martial Arts for Beginners – Home Workout #4 – Elbows