[Just go back and forth about 10 times] Sharpen quickly and easily with just about 10 round trips back and forth. No need to worry about getting your hands or body dirty with sharpening shavings
[Restores sharpness] The whetstone has a grooved surface for rough sharpening and a flat surface for finishing.
[Only for metal double-edged knives] *The roll sharpener is for metal (steel, stainless steel, etc.) double-edged knives. Single-edged knives (deba knives, sashimi knives), knives with special blades (bread cutting, etc.), and ceramic knives cannot be sharpened.
Size: Body/15.8 x 5.8 x 5.7cm, Weight: 60g, Country of Origin: Finland
Materials: Whetstone/Fine ceramics, polyacetal (Heat resistant temperature: 80 degrees), Body/Glass fiber reinforced polyamide (Heat resistant temperature: 80 degrees), Cover/Polyamide (Heat resistant temperature: 80 degrees), Non-slip/Silicone rubber (heat resistant) temperature: 80 degrees)
[roll sharpener]
・ Sharpener for metal knives *For stainless steel, steel and titanium knives
・ Easy to re-sharpen because of the shape of the top patented for fine ceramic whetstones
・Similar to manual sharpening with a plate whetstone, the sharpness is restored and lasts longer because it is sharpened in the vertical direction.
・ How to use 1. Insert the knife into the guide groove of the main body 2. Rough and finish sharpening can be done at once by moving back and forth about 10 times.
・ The top part can be removed and washed as a whole.
Dimensions: ‎5.59 x 5.84 x 15.75 cm