0.125 Micron Cubic Boron Nitride Spray
Non-US customers are responsible for Import/Duty fees.
This product is currently sold out.
Cubic Boron Nitride is the next hardest substance on earth compared to diamonds. This .125 micron spray, added to either our leather or balsa strops, allows you to refine and polish your edge to an incredible level.
.125 microns is equivalent to:
- 125 nanometers
- .000004 inches