The Work Sharp Professional Precision Adjust™ Upgrade Kit is designed exclusively for the Professional Precision Adjust Knife Sharpener, adding advanced refinement to your sharpening system. Including 1200, 2000, and 3000 grit resin-bonded diamond plates and a premium leather strop with 0.5-micron chromium oxide, this kit delivers mirror-polished bevels and surgically sharp edges. Perfect for chefs, collectors, and outdoor enthusiasts, it refines and polishes every blade to perfection. Take your knives from sharp to surgical!