, High-Performance Ceramic - Ceramic is harder than steel and is ideal for sharpening knives and tools made of very hard materials that ordinary steel sharpeners cannot. Excellent Wear Resistance - The 3000-grit fine ceramic is extremely and wear-. It polishes and refines the edge of your blades, giving them a - finish. Protective and Practical Design - The removable rubber cover helps protect the from scratches and minimizes chipping and nicks from drops. Ceramic is non-, odorless, and rust-free, making it long-lasting and . Color:As Shown Material:Ceramic + Soft Glue Package Contents: 1 x ceramic sharpening rod Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.