Chinese Bluestones stones are universal and can be used to sharpen knives of any steel

The working position is below the pivot

and Boride stones are no exception

Straight Side Clamps for Hapstone R2 and Hapstone Rotating Module utilizes flexible flat spring and spacer screw to secure knives of any shape including a full flat grind

Grains of Dialux Compound can be cracked down to their smaller primary crystal size

jasper stone edge pro Chinese Bluestones stones are universalJasper sharpening stones are used for finish sharpening and honing knives on Hapstone and Edge Pro sharpeners. Jasper is a naturally abrasive material of high density. Jasper stones are mounted on high quality aluminum blanks. Jasper is mined in the Ural mountains in Russia. Jasper is a dense, opaque variery of cryptocrystalline chalcedony, contains significant proportion of Fe oxides and hydroxides. Jasper does not consist of individual abrasive