The Bear & Son Gatco MCS Military Carbide Knife Sharpener is the ultimate, lightweight, compact sharpener designed specifically for tactical knives. Precision ground industrial carbide Blades, set at a 400 angle, quickly restore a razor-sharp edge to all plain edge knives. This sharpener is designed for the military end user who requires lighting fast resharpening in the where every second and every ounce is critical in the performance of their equipment.