Best Divers' Knives & Shears for Diving (2026)
We evaluated knives and shears by blade material and tip design, handle ergonomics, sheath/mounting versatility, user ratings, and overall value across price tiers
This roundup covers divers' knives and shears suited for underwater use, focusing on tools for cutting line, freeing entanglements, and basic rescue tasks. Selections emphasize blade material, tip style, handle ergonomics, and overall value to match common diving needs
Top Picks
-
1
Cressi Skorpion Divers' Knife with tempered blade
Diving knife with tempered AISI 304 steel blade, smooth and serrated edges, and wire cutter. One dual-edged blade design with a blunt/pointed tip option; includes a secure sheath. Customers note solid build and sharp edge, with some rust concerns after first use
- tempered blade
- dual-tip blade options
- integrated wire cutter
-
2
Cressi Skorpion diving knife with dual-edge blade
Diving knife with tempered AISI 304 steel blade, smooth and serrated edges plus a wire cutter. Features a pointed and blunt tip option and a 9.125 in total length; includes a secure sheath. Users note solid build and sharp edge, with some rust concerns after first use
- dual-edge blade with wire cutter
- tempered stainless blade
- two tip options (pointed/ blunt)
-
3
Cressi Borg Long Blade Diver Knife
A modern, tempered 304 stainless steel dive knife with dual-edged blade and serrated section for line cutting. Ergonomic handle designed for secure grip with gloves; features a small technopolymer thumb tab separating blade and handle
- dual-edged straight and serrated blade
- ergonomic, glove-friendly handle
- temper and stainless steel construction
-
4
Tanu Dive and Rescue Knife with Sheath
Dive-ready 304 stainless-steel knife with blunt tip for safe inflatables; includes line cutter and double-edge blade. Customers note rust resistance and solid build, with mixed feelings about grip and sharpness
- blunt-tip safety design
- multipurpose blade features
- secure rubberized handle
-
5
Tanu Dive and Rescue Knife with Sheath
multipurpose 304 stainless-steel dive knife with blunt tip for safety; metal line cutter and double-edge blade for various tasks. customers note rust resistance and secure leg fit, with some concerns about grip and sharpness
- blunt tip prevents puncture risk
- dual-edge blade versatility
- surface-malt handle grip stability
-
6
Tanu Dive and Rescue Knife with Sheath, 304 Stainless
Diving knife with blunt tip and double-edged blade, mounted to dive gear for quick access. Durable stainless steel with rubberized handle and finger guard for safety; some users note grip is hard to pull out
- blunt tip for safety
- saltwater resistant stainless steel
- mounted dive-access knife