Originally developed for an elite military program, the H2O Fixed Dive Knife is a purpose-built underwater utility blade engineered for reliability in harsh marine environments. Compact, lightweight, and corrosion resistant, it delivers dependable performance for diving, rescue, and maritime operations. The N680 stainless steel blade offers excellent corrosion resistance and durability, enhanced by a protective Cerakote® finish. Featuring an opposing bevel grind, partially serrated edge, blunt prying tip, and integrated rescue hook, this fixed blade is equipped to handle cutting, prying, and emergency tasks underwater or on deck. A Santoprene® handle provides a secure, non-slip grip—even when wet or gloved—while the molded thermoplastic sheath with thumb release ensures safe, fast access when seconds matter. Specifications Dimensions Overall Length: 8.07" (20.5 cm) Blade Length: 3.5" (8.89 cm) Blade Thickness: 0.124" (3.15 mm) Handle Thickness: 0.54" (13.72 mm) Hook Gap: 3/8" Blade Steel: N680 Stainless Steel (57–59 HRC) Style: Opposing Bevel Finish: Cerakote® Color: Black Edge: Partially Serrated with Integrated Rescue Hook Tip: Blunt Prying Tip Handle Material: Santoprene® Color: Black Lanyard Hole: Yes Carry & Operation Mechanism: Fixed Blade Ambidextrous: Yes Sheath Type: Molded Thermoplastic with Thumb Release Sheath Weight: 1.04 oz (29.48 g) Weight Knife Weight: 3.2 oz (90.72 g)
