The M11 Explosive Ordnance Disposal knife was designed specifically for the United States Army, and to say the situation it was designed for is extreme is an understatement.
Canada's Source for the Ontario Knife Company

Style: Fixed Bayonet Overall Length: 31.15 cm (12.0 in.) Blade Steel: 420 Modified Stainless Steel Blade Length: 18.0 cm (7.00 in.) Handle: Olive Drab Nylon Sheath: Olive Drab Glass Filed Nylon Canada's Source for Knives by Ontario Knife Company

Style: Fixed Drop Point Overall Length: 23.5 cm (9.3 in.) Blade Steel: 5160 Carbon Steel Blade Length: 10.2 cm (4.0 in.) Handle: Brown Laminated Hardwood Sheath: Brown Nylon Desantis Canada's Source for Knives by Ontario Knife Company

Style: Fixed Ax Tool Blade Overall Length: 33.4 cm (13.1 in.) Blade Steel: 1075 Carbon steel Blade Length: 13.6 cm (5.2 in.) Handle: Black Kraton® Canada's Source for Knives by Ontario Knife Company

Style: Fixed strap Cutter Overall Length: 16.8 cm (6.6 in.) Blade Steel: Titanium Nitride Edge Blade Length: 1.2 cm (0.47 in.) Handle: Green T6 Aluminum Sheath: Green Nylon Canada's Source for Knives by Ontario Knife Company

Style: Fixed strap Cutter Overall Length: 16.8 cm (6.6 in.) Blade Steel: Titanium Nitride Edge Blade Length: 1.2 cm (0.47 in.) Handle: Green T6 Aluminum Sheath: Green Nylon Canada's Source for Knives by Ontario Knife Company