In extreme close-quarter encounters where a suspect is attempting to take an officer's handgun, or an officer cannot access his or her 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.Closed Length: N/AType: FixedBlade Type: Drop PointBlade Length: 2.31"Oal: 5.63"Blade Material: AUS 8A SteelHandle Description: Zytel BlackWeight: 3.20 ozSheath: Hard PlasticEdge Type: PlainSharpener Type: N/AFrame: Stainless SteelOpen Type: N/ANo. Of Blades: 1