This is the Spec Elite SE-52 Automatic Knife Black Blade. Overall open length 7.80" with a 3.50" blade by S.O.G. Knives.
This SOG Spec Elite 1 Automatic has a Hardcased Black TiNi finished blade made from quality AUS-8 stainless steel. The Spec Elite 1 Auto series from SOG Knives features a solid and dependable build designed as a go-to tool for military and law enforcement personnel. Each knife comes equipped with a practical 3.5" clip point blade made from high-quality AUS-8 stainless steel. Its hard anodized, machined aluminum handle is a lightweight platform that provides an excellent sense of balance, comfort, and control at all times.