Knife Defense Realistic Knife Attack Drills – Street Fight Secrets – Self Defense – Richard Grannon Posted on August 26, 2017 by enginejuan 26 Aug Realistic Knife Attack Drills – Street Fight Secrets – Self Defense – Richard Grannon – Richard Grannon NEW VIDEOS … Kali KNIFE FIGHTING Technique – MUST WATCH! Knife Fighting: Saber Grip or Ice Pick Grip?