The TDI/Hinderer knives are design collaborations between Tactical Defense Institute President and Chief Instructor, John Benner, and custom knife maker, Rick Hinderer, owner of Hinderer Knives. Based on their combined experiences as a veteran police Lieutenant and Fire Fighter/EMT, John Benner and Rick Hinderer have designed knives for real-world emergency situations—sure when gripped and ambidextrous for a multitude of mounting and application options. The Hell Fire features a recurve Tanto blade. Locking hard plastic sheath and reversible black metal belt clip (1480CLIP) included. Fits maximum height of 1.75", width of 1.25" and thickness of 0.25". TECHNICAL SPECS Weight: .35 lb Blade Type: Fixed Blade Blade Length: 3.563 inches Overall Length: 7.25 inches Edge Angles: 20 Degrees Shape: Recurve Tanto Tang Stamp: KA-BAR/TDI/Hinderer Has Pocket Clip?: Yes Knife Material: 1095 Cro-Van Grind: Hollow Handle Material: Ultramid® Rockwell Hardness: 56-58 Knife Country of Origin: United States Sheath Country of Origin: Taiwan Blade Thickness: .188 inches Blade Width: 1.25 inches FEATURE Odor Control lining