The Work Sharp Precision Adjust Elite is an angle-adjustable knife sharpening system that provides precision and excellent sharpening results. Sharpening angles can be adjusted from 15° to 30° in 1° increments. Tri-Brasive handles include en 220, 320, 400, 600 and 800 grit diamond inserts and a fine grit ceramic insert for repair, sharpening and honing. The leather strap refines and polishes the blade for optimal results. Another ceramic rod is specially designed for sharpening serrated blades. The innovative design of the clamp secures the knife quickly and reliably. A practical carrying case is included.