The Adjustable Angle Pull-Thru Knife Sharpener has two stages of sharpening for all types of straight edge knives with a grind on both sides of the blade and a fixed-angle slot for sharpening serrated edge blades. It will sharpen a wide variety of knives by simply adjusting the angle of the abrasive components to match the angle of the original factory grind. The serrated fixed-angle slot with crossed ceramic stones is designed to sharpen into the serrations of the knife. Features a soft touch handgrip and non-slip base for stability. Quickly sharpens fillet and pocket knives and various size hooks Two stage knife sharpening - Coarse & Fine Line cutter Lightweight, compact, and durable Soft grip and non-slip base Abrasives: Carbides - Coarse / Ceramic Rods - Extra-Fine (1,500) / Synthetic Hook Grooves- Coarse