Diamond and Ceramic Roller Knife Sharpener

A new era of knife sharpening technology. This rolling-block design automatically holds your knives to the optimal sharpening angle, letting you get a razor sharp finish with ease. The unique diamond-embued whetstone doesn't just sharpen knives fast: it uses water-lubricating technology to sharpen your knives without the need for messy oil. Sharpen your knives anywhere, any time with the game changing roller sharpener.