Looks like a wrench, but cuts like a knife.
The KA-BAR Forged Wrench Knife is made with 425 High Carbon Stainless Steel.  Due to the forging process, each knife will have a unique look.  Includes a hard plastic sheath.
 
Technical Specs
Blade Length 3.0 inches
Blade Steel 425 High Carbon Stainless
Blade Thickness 0.19 inches
Blade Type Fixed Blade
Blade Width 1.19 inches
Color Stainless
Edge Angle 20
Grind Flat
Handle Material 425 High Carbon Stainless Steel
Knife Manufactured In United States
Overall Length 7.13 inches
Rockwell Hardness 56-58
Shape Drop Point
Sheath Manufactured In United States
Tang Stamp KA-BAR OLEAN NY/DROP FORGED STEEL