Cressi Lima (2.95" Blade) Tactical Dive Knife,for Scuba Diving, Snorkeling and Water Sports Line-cutting notch for cutting small ropes and fish lines. Serrated edge for sawing heavier ropes. Compact and lightweight knife that is easy to attach to a BCD or gauge hose for easy access. Sheath with locking mechanism to allow one-hand release. Blade length: 2.95" (160mm)