Hapstone R2 Standard is the mainstream kit in the sub-$300 price segment

Hindostan is preliminarily lapped and does not require lapping after purchase

Never dry stones near heat

Arkansas stones consist of silica

atago stone edge pro Hapstone R2 Standard is theAtago Whetstones are used for finish sharpening on Hapstone and Edge Pro knife sharpeners. Atago () Whetstone is mined in Japan. Atago is ultra fine natural stone with the LV4 hard rating. Atago stones are universal and can be used to sharpen knives of any steel. Atago is preliminarily lapped and does not require lapping after purchase. Atago should be used with water as a lubricant. All that is required is to wet the stone surface. There is no need