Chef’s Choice advanced Criss Cross sharpening technologydelivers an extremely sharp edge by using diamond abrasive wheels which sharpensimultaneously for a superior burr-free edge that cuts effortlessly. Precisebevel angle control creates ultra-sharp 15 and 20-degree edges. Separatesharpening and honing/polishing stages for a razor sharp, arch-shaped edge thatis stronger and more durable. Features a Soft Touch comfortable handle for aneasy and secure grip. Compact and convenient.