A compact and pocket credit card size diamond sharpening stone. With a patent pending ring grip, protecting hands from hurting when sharpening tools. The stone has a mirror polished finish on the rear side of the design for emergency signalling and can sharpen dry or with water.
Features:
- Four options available
- Patent Pending Ring Grip
- Monocrystalline Diamond
- Sharpen dry or with water
- No oil required
- Includes Storage Pouch