Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Uploaded on Jul 28, 2011
Cubic Boron Nitride - Second in hardness only to diamonds. It is actually harder than diamond in high speed applications. These sprays are arguably the best way to super charge your stropping experience. Reach new levels of sharpness in record times on your knives or straight razors. Available at Chefknivestogo!