In extreme close-quarter encounters where a suspect is attempting to take an officer's handgun, or an officer cannot access his handgun, the TDI knife is available as a "last option" knife. When worn on the pant belt the entire unit - knife and sheath - is well concealed. Designed by John Benner, founder and owner of Tactical Defense Institute. Features: o Weight: 0.35 lb. o Blade Type: Fixed Blade o Measurements: - Blade Length: 2-5/16" -Overall Length: 5-5/8" o Edge Angles: 15 Degrees o Shape: Drop Point o Steel: AUS 8A Stainless Steel o Grind: Hollow o Handle Material: Zytel o HRC: 57-59CR o Blade Thickness: 0.125 "