Atago is ultra-fine natural stone with the LV4 hard rating

The case utilizes high-quality metal fittings

Doesn't that mean bonded diamonds are inferior

Regular - soft stone for coarse sharpening

Bethesda Black is preliminarily lapped and does not require lapping after purchase

universal stone holders for wicked edge set of 3 new Atago is ultra-fine natural stoneOwners of Wicked Edge sharpeners were always limited by proprietary form factor sharpening hones. Hapstone Universal Stone Holder for Wicked Edge overcomes this limitation. Now you may use thousands of existing 6" and 4" sharpening stones and reduce the cost of ownership. Hapstone PlaneShift Series includes components of Hapstone RS (such as stone holders or clamp system) adopted for other sharpening systems: PPA, WSPA, KME, Wicked Edge. Universal