Srk (Survival Rescue Knife) The blade is finished with a rich Tuff-Ex coat which helps to protect the AUS 8A Stainless steel from the elements. It features a tremendously strong clip point thats fine enough for delicate work, yet possesses enough belly for efficient cutting, slashing and skinning strokes as well. At 3/16 of an inch thick, the Survival Rescue Knife offers the sturdiest possible point and edge configuration, without sacrificing sharpness. The SRKs handle sports a single quillon finger guard and a deeply checkered Kraton grip. Secure-Ex Sheath included