What should I buy

This works like magic front cleaning shoes or stains

lightest and most conductive materials known to humankind

Llyn Melynllyn Whetstones should be used with water as a lubricant

LV Hardness: LV 5 (very hard) for the dense Asagi type

silicon carbide medium dressing stone k10 Grit:150 What should I buyBoride Silicon Carbide Hard Dressing Stone is a maintenance stone for cleaning, refreshing, flattening, and resurfacing sharpening stones in 6" x 1" Edge Pro form factor. It uses Black Silicon Carbide abrasive with Boride K10 vitrified bond. It provides aggressive resurfacing with higher structural stability and more controlled abrasive release. Compared to D10, it releases abrasive more slowly and works primarily through its hard textured surface.