Edge Pro Diamond Matrix Stones are used for sharpening knives on Edge Pro and Hapstone knife sharpeners

the photo does not exactly match the original

All diamond manufacturers and all knife sharpener brands I know use coated diamond technology

2 mm just like other series (Hydra was 1 mm)

Can I use Boride stones and stock Edge Pro stones simultaneously

washita stone edge pro Edge Pro Diamond Matrix StonesWashita sharpening stones are used for sharpening knives on Hapstone and Edge Pro sharpeners. Although Washita is the most well known among vintage natural stones, this is a modern stone. Estimated grit for Soft Washita is 360 JIS. Washita stones are mounted on high quality aluminum blanks. Washita stones are mined in the state of Arkansas in the United States. Washita stones consist of silica, but unlike synthetic abrasives, do not consist of