Gokumyo Stone (KME format) - Gritomatic

Gokumyo Stone KME

For Hapstone and KME knife sharpeners (KME format)
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Gokumyo Sharpening Stones are used for sharpening knives on Hapstone and KME knife sharpeners.

Designed to mimic the finest natural stones in performance and feel, Gokumyo 20000 is the finest of the Gokumyo series and is designed to provide the finest, sharpest edge without excessive trouble or frustration and for an extremely long time. Exceptionally hard and with low water permeability, this stone does not require soaking before use but will absorb water over time, yet is unaffected by prolonged water exposure due to it's composition, method of manufacture and high density. Tools From Japan


  • Product size: 100 x 20 x 6 mm (4" x ¾" x ¼")
  • Weight: 40 g (1.4 oz)
  • Abrasive: Bonded Aluminium Oxide

How to use

Gokumyo stones should be used with one of these lubricant:

  • Water
  • Soapy water

Gokumyo stones do not have any minor defects.

Gokumyo stones do not require any preparations. It's preliminary lapped.

Only one side of stone is lapped. Opposide side is marked by slate pencil - don't use it.

Warnings. Do not soak Gokumyo stones in water. Just splash, or use a water spray. Never store Gokumyo stones in water. Never dry Gokumyo stones near heat.

Q & A

  • Are Gokumyo stones really original? Why are they not available on the web site of Suehiro?

    Many end products are made by Gritomatic. We buy Gokumyo sharpening stones from japanese distributors, perform the cutting, flattening and lapping, and mount the stones to blanks. We keep the names of the original sharpening stones in the names of the finished products, as well as the countries of origin of these stones.

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