KA5698SF Ka-Bar USSF Corser LockbackThe 5698SF Corser is a compact lockback folder built around AUS 8A stainless steel, a Japanese workhorse that holds an edge well and resists corrosion without the maintenance demands of higher carbon content. The 3. 5 inch gray powder coated tanto blade cuts efficiently across EDC tasks, while the blue textured GFN PA66 handle offers reliable grip and light weight for all day carry. Thumb stud deployment and integrated pocket clip make this a