PTI Blog

  • EDC Knives for Women’s Self Defense

      Photo:Spyderco Endura (old model)Spyderco Endura (new model with the steel clip and Emerson wave feature)Cold Steel Black Talon IISpyderco Resil...
  • TUHON BILL’S 2018 EDC KNIVES

    I was asked recently for my recommendation for an Every Day Carry knife (a.k.a. EDC). The parameters were that this knife should be capable for sel...
  • PTI ADVANCED HAND VS KNIFE: Part 1

    . Pekiti-Tirsia Empty Hand vs Knife technique is based on the following principles: Train as if your attacker has been trained in knife work: The...
  • DIFFERENT KNIVES - DIFFERENT GRIPS

    The purpose of this essay is to remind people that one size may not fit all. Different tools of different sizes and shapes may require different techniques to be used most effectively.  What is the best grip for defense with a knife? I get asked that question a lot at seminars. I usually respond by saying “Well, show me your knife.” Which grip is best will depend on the knife. Both the blade and the handle play a part in choosing the “best” grip.