Kershaw puts top-quality blade designed for edge resilience and strength at your fingertips. The Ken Onion Tactical Blur Knife ($60) is made to last, constructed with 440A, partially serrated stainless steel blade and a lightweight aluminum handle with non-slip grip inserts. This knife is equipped with Kershaw SpeedSafe torsion bar for a smooth, one-handed opening. The Ken Onion Blur is also available with a full straight edge blade in black ($54) and red ($53).