About this 1-2-3 Miracle Sharpener:
- The world's fastest 3-stage knife sharpener.
- Produces razor sharp, arch-shaped edges on all quality straight edge knives.
- Diamond abrasive edge to shape the burr-free edge and ensures sharp edges, in seconds.
- Tunsgten steel blade for sharpening the dull edge.
- Creates a perfect double bevel-shaped edge for superb cutting.
- Ceramic edge for final polish of the edge.
- US patent number D673833.
NOTE: Product comes with Prop 65 warning label. Label reads: "WARNING: This product may contain carcinogen, which is known to the State of California to cause Cancer and Reproductive Harm. For more information, go to www.P65Warnings.ca.gov.