MCG1010 Features: * Block mate 2-stage sharpener * 3-Stone sharpener * Sharpen both sides of the cutting edge simultaneously * Blue DiamondStones set a new edge * Much easier to use than sharpening steel * Sharpens better than a steel * Fits in most knife blocks * Steel slot * Available with diamond-enhanced sharpening stones * 100pct satisfaction guaranteed * Cleaning and care: Dishwasher safe Assembly Instructions: * No assembly required Collection: * DiamondStone collection Warranty: * McGowan provides a lifetime warranty