Naniwa Traditional Water Stone for Hard Steels ORMD They also work with ceramic

They also work with ceramic stones too

The 220 grit is a very coarse stone that sharpens very quickly

Leather belts should be removed from the sander when not in use

This will create a slurry of abrasive particles on the surface of the water stone to prepare it for enhanced sharpening

Naniwa Traditional Water Stone for Hard Steels ORMD They also work with ceramicFor Woodworking Tools and Hard Steel Knives This line of Traditional Water Stones from Naniwa is developed specifically for hard steels of the type found in woodworking tools as well as some specialty knives. This Hard Steel line of knives is a parallel line to the Naniwa Standard Traditional Stones, but they are made to be more aggressive on hard steels and with a harder binder to reduce stone wear. This specific formulation makes them practical for