Roll Sharpener（Rough grinding. Finishing polishing）For metal knives only

This knife sharpener uses a fine ceramic wheel, and you can perform rough and fine sharpening at the same time by pushing and pulling it about 10 times. Material Body：Glass fiber reinforced polyamide Grinding stone：Fine ceramics, polyacetal Cover：Polyamide, Anti-slip：Silicone rubber Heat resistance temperature：Body cover / 80℃ 【Note】 ・It is not possible to sharpen single-edged knives such as deba knives or sashimi knives, or special knives such as bread knives. ・Ceramic knives cannot be sharpened.