The Maniago Shark 9 Knife is a great affordable all round dive knife. The blade is made using W 1.4028 stainless steel.

Hardness is 54-55HRC. Thickness: 2.9 mm - 0.11". Knife Length: 17.5 cm - 6.88". Blade Length: 8 cm - 3.14". Knife Weight: 56 gr. - 1.98 oz.