Ceramic and carbide grade. Includes ceramic rods non-slip rubber feet plastic holder and carbide cutting heads. This features 2 tungsten carbide cutting heads whose pre-set angles ensure the perfect edge every time. 3-4 strokes restores the edge.ATTRIBUTES Material: Carbide & Ceramic Special Features: Non-Skid Base for Stable Sharpening Crossed Carbide Blades Provide Quick Edge Setting Crossed Ceramic Rods Provide A Razor Sharp Edge Pre-Set Sharpening Angles Provide Guaranteed Results Type: Hand Held