Guangxi Whetstone for Edge Pro

For Hapstone, TSProf and Edge Pro knife sharpeners (Edge Pro format)

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Guangxi Whetstones are used for finish sharpening on Hapstone and Edge Pro sharpeners. Estimated grit for Guangxi is 8000-12000 JIS. Guangxi stones are available in 6 mm thickness, and are mounted on high quality aluminum blanks with laser engraving.

Guangxi is mined in the Guangxi region in China. Guangxi is very fine natural slate.


  • Product size: 160 x 25 x 9 mm (6" x 1" x ⅓")
  • Working surface: 150 x 25 x 6 mm (6" x 1" x ¼")
  • Weight: 100 g (3.5 oz)
  • Abrasive material: Slate
  • Extra materials: Aluminum Blank, 3M PSA 

How to use

Guangxi stones should be used with water. All that is required is to wet the Guangxi surface. There is no need to immerse the stone.

Guangxi stone does not require any preparations. It is preliminary lapped to ultra-fine grit.

About Gritomatic

Gritomatic is not just an online shop. This private brand is a collection of high-quality, custom-made sharpening products. Gritomatic offers natural and synthetic stones, empty blanks and leather.

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