EX0312TK Extrema Ratio TK Suppressor Training KnifeThe 04. 1000. 0312 TK is a purpose built training knife with a 7 inch unsharpened blue anodized blade, designed for safe practice without edge risk. The full extended tang and textured synthetic handle deliver solid control and durability during repetitive drills, while the 12. 88 inch overall length provides realistic handling geometry for technique development. A lanyard hole adds security during training sessions, making this an essential tool for