We recommend using loose silicon carbide powder

and tactical knives

maximizing performance

If light passes through any part of the straight edge

soak the stone in water for 1-2 minutes

boride t2 series narrow stone set for edge pro We recommend using loose siliconBoride sharpening stones are used for sharpening knives on Edge Pro sharpeners. Boride offers a wide range of stones with different performance values and different rates of wear. Boride T2 series stones are made of aluminum oxide. 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 Pro stones that are 3 mm thick and are becoming a community standard.