What is the difference between Gritomatic Silicon Carbide and Boride CS-HD

Nice fine grit natural stone

Set the abrasive and the abrasive thickness compensator to the desired position

Atoma Diamonds are used for sharpening knives on Hapstone

boride ruby stone for edge pro Grit:220 What is the difference betweenBoride Sharpening Stones are used for sharpening knives on Hapstone Pro sharpeners. Boride offers a wide range of stones with different performance values and different rates of wear. Boride stones are made of aluminum oxide, with the exception of CS HD series stones, which are made of silicon carbide. All Boride stones are 6 mm thick and are mounted on high quality aluminum blanks. Stones that are 6 mm thick offer a longer life cycle than stock Edge