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Wayfair UK£24.34Visit shop Rockingham Forge Knife Sharpening Whetstone
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The Rockingham Forge SUPERSHARP PRO 240 Grit Whetstone is designed for home cooks and professionals looking to restore severely dull, chipped, or rusty blades to their original cutting glory. This coarse-grit stone acts as a heavy-duty tool for aggressive metal removal, making it perfect for initial edge repair. However, because it is an aggressive 240 grit abrasive, it is intended strictly for edge restoration rather than fine honing or polishing, and it should not be used on ceramic or serrated blades.
| Series | SUPERSHARP |
|---|---|
| Model Part Number | RFW-248C |
| Brand | Rockingham Forge |
No. This stone is designed for straight-edged blades and will damage the teeth of a serrated knife.
Use this 240 grit stone only when the blade is chipped or noticeably blunt. It is too aggressive for regular maintenance.
No, this stone is designed to be used with water, which creates a better abrasive slurry for sharpening.
No, ceramic knives are extremely hard and brittle and require professional-grade diamond sharpeners.
We recommend hand washing the silicone base with mild soap and warm water to preserve its grip properties.
It removes metal quickly, allowing you to re-profile or fix damaged edges much faster than finer stones.
Ensure both the counter surface and the bottom of the silicone base are dry and clean before placement.
Continuously add water during the sharpening process to create a slurry and rinse the stone surface periodically.
The 240 grit is for heavy repair; ensure you are following up with a medium or fine grit stone to refine the edge.
To prepare the stone, soak it in clean water for 5 to 10 minutes before your first session. Always ensure the silicone base is placed on a flat, stable surface. Compatibility is limited to standard stainless steel blades; avoid using this on ceramic, serrated (like bread knives), or specialized coated blades that could be damaged by the coarse grit. After use, rinse the stone thoroughly under running water to remove metal filings, allow it to air dry completely in a well-ventilated area, and store it in a cool, dry place to prevent premature wear.
