- Tac Force Black And Blue Spring Assisted Knife
4 5/8" closed. 3 3/8" black coated stainless assisted opening, partially serrated blade with dual thumb studs, thumb ridge and extended tang with lashing hole. Black anodized aluminum handles with a grooved and slot cutout design. Blue liners. Integrated seat belt cutter and glass breaker. Lanyard hole. Stainless pocket clip.