Experience a Complete Four-Stage Sharpening System in One Hand-Held ToolThe Risan Four Stage Hand-Held Knife Sharpener takes your knife from dull to razor-sharp in four progressive stages - coarse, medium, fine, and honing - all in a single compact, hand-held unit. New and unused, in original box.The Specs Type: Four stage hand-held knife sharpener Stages: 4 (coarse to fine) Condition: New - never used, original box Why Four StagesA four-stage sharpener gives you the full sharpening progression in one tool: coarse abrasives remove metal and reset a damaged edge, medium stages refine the bevel, fine stages polish the edge, and the honing stage aligns the edge for a razor-sharp finish. The hand-held format means you can sharpen anywhere - no bench mounting required. Suitable for most Western and Asian double-bevel kitchen knives.Care & Maintenance Rinse sharpening slots with warm water periodically to remove metal filings Store in a dry place Not suitable for serrated blades or single-bevel Japanese knives