Renewing a whetstone? [duplicate]

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How do you refresh a whetstone?

Once this happens to your stone, you must resurface it before you can again use it to successfully sharpen knives or tools with long edges. The fastest way to resurface your stone, if you can afford it, is by rubbing it against a coarse diamond bench stone. The below method takes longer, but it is less expensive.

Can you resurface a sharpening stone?

Water stones, also known as whetstones, do wear out. The mileage, once again, depends on how frequently you will use it. As some suggest, whetstones wear down regardless of their material. The whetstone self-fractures naturally.

Do you need to replace a whetstone?

Apply 100-grit, self-adhesive, wet-dry sandpaper and rub the wetted (or oiled) stone over it until flat. Repeat with a few strokes on 400-grit paper to remove any coarse scratches. If you flatten your waterstones every time you sharpen and these stones show little wear, skip the 100-grit step.

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How to Flatten a Whetstone - Easiest/ Cheapest Method

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