
A few things are necessary to know if you want to buy a dive knife. In this article, we'll go over the features of several different types of diving knives, including the Aqua Lung Argonaut, Tusa X-Pert 2, and Cressi Alligator. A diving knife's knife sheath can be a crucial part. The sheath should be fitted tightly and retainer-protected to stop the knife from accidentally being pulled out.
Aqua Lung Argonaut
When choosing a diving knife, the quality of the blade is one of the most important factors. The Aqua Leng Argonaut is made of 4mm Titanium, which is nearly rustproof. The blade is coated with a black Electro Deposit Primer, making it highly resistant to corrosion. This blade is extremely durable and makes it an excellent choice to dive with. The blade is very sharp and has a serrated edge that is wide and deep.
TusaX-Pert 2
The stainless steel blade of this Tusa X-Pert II diving tool is made from high-quality 420 stainless. It also features a line-cutter. The diving knife has a secure sheath and a one-touch release. It measures nine inches in length. The knife has a comfortable ergonomic grip and a single-button sheath lock for safety.
Scuba Pro Mako
Scuba Pro Mako Titanium Dive Knife made from hardened titanium. It offers a long-lasting, corrosion-free cutting performance. It features a multi-functional blade with an adjustable notch to allow for line cutting and bottle opener. The sheath can connect to your BCD and you can use it as an underwater knife. Scubapro Mako Titanium Dive Knife has more features if you're looking for a dive knife with more features.

Underwater Kinetics
The Underwater Kinetics Blue Tang Dive Knife is the best choice for anyone looking for a quality diving knife. This multipurpose knife is made out of proprietary steel. It has a dropped tip for puncturing and an edge with a serrated edge that can be used for cutting. It is also equipped with a hook-edge knife cutter and a stainlesssteel signaling pawl.