MAC Diving Knife MAC's Shark 9 diving knife has been one of the Italian manufacturer's absolute best sellers since its inception in 1964. A classic, simple, but rock-solid and robust knife in better quality than most other brands. MAC only makes knives and that's what they can do. You won't find many quality diving knives for this price, that's for sure. Especially for scuba divers who only want a simple knife for hunting and safety, the MAC Shark 9 is an obvious choice. Areas of use The MAC Shark 9 is suitable for all forms of diving and comes with a good sheath and 2 x rubber knife straps to fasten around the leg. Can be used in connection with boating, water sports, diving, free diving, underwater hunting, professional diving or rescue. Classic design and a knife that can be used both for underwater hunting and as pure safety. If you are looking for a similar knife more suitable for underwater hunting and freediving, you will find the Shark 9 Apnea here -> Features and Specs: Serrated cutting edge plus line cutter Comes with plastic protective sheath Blade: Stainless Steel - W 1.4028 Hardness: 55-56HRC Thickness: 2.9 mm (0.11 in) Weight: 58 g (2.05 oz) Handle material: Nylon reinforced with fiber glass Knife length: 18 cm (7.08 in) Blade length: 8.5 cm (3.34 in) Sheath: Nylon reinforced with glass fiber Colours: Black Blue handle