Global Ceramic Water Sharpener

The water reservoir is essential for lubricating the ceramic wheels, which helps prevent the blade from overheating and keeps the sharpening surface clean of metal filings. It ensures a smoother, more consistent edge while extending the life of the ceramic stones.

No, this sharpener is designed specifically for straight-edged kitchen knives. Using it on serrated blades will damage both the knife's teeth and the sharpener's ceramic wheels.

Use the coarse stage only when your knife feels dull or has minor chips that need repair. For regular maintenance and honing to keep a sharp edge performing well, stick to the fine stage.

Yes, this manual sharpener works with most standard kitchen knives. However, it is optimized for the specific edge geometry of Global knives, so you may achieve the best results with that brand.

For home cooks, using the fine stage every few weeks is usually sufficient to maintain a sharp edge. The coarse stage should be used sparingly, only when the knife is noticeably struggling to cut through ingredients.