Experience the precision of our Austrian-made auto-adjusting tungsten-carbide sharpeners. Effortlessly control the angle of your knife blade, from 12 degrees for a razor-sharp fillet knife to 30 degrees for a sturdy chopping blade. With this triple-action sharpener, easily sharpen, re-align, and polish knives by simply adjusting the blade angle. Suitable for both straight and serrated blades, it ensures long-lasting sharpness. Rest assured, it's safe to use on even the finest knives, preventing edges from rolling over and dulling. Polish your cutlery to perfection without any risk of damage. Keep your knives razor-sharp with our user-friendly instructions conveniently printed on the bottom.