Ruby Ceramic is preliminarily lapped and does not require lapping after purchase

Aluminum Oxide Black Cordura Carrying Case

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

The thin clamping jaws are made of structural spring steel

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

retractable magnet for edge pro apex Ruby Ceramic is preliminarily lappedMagnetizing 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