Parameters of an abrasive and bonding of Boride CS-HD series is the intellectual property of Boride

Technical Jasper is mined in the Ural mountains in Russia

there is a thread for a wrench for a strong connection to the holder

The thin clamping jaws are made of structural spring steel

We use more recognizable names "Super Stone" and "Chosera"

retractable magnet for edge pro apex Parameters of an abrasive andMagnetizing the blade table can be an effective way of stabilizing the knife while sharpening. It can really speed the learning curve up for beginners allowing them to focus more attention on creating a perfect edge and less attention on holding the knife steady. You may find the occasional knife where the magnetism will hinder your ability to sharpen. You can quickly and easily activate and deactivate the magnet by raising and lowering it, no tools