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 mouting 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".