Videos by Gritomatic. Online shop of guided knife sharpeners and sharpening stones for professionals and enthusiasts.
Hapstone R2 troubleshooting: a wobbling rotating clamp
Hapstone R2 troubleshooting: one side of the rotating clamp is lower than the other one.
Video for Aldo: how to secure the Venev Centaur stone in the K03 stone holder.
Tony B: How do I loosen the spring of my 4’’ stone holder?