Swissmar Uma 6-Inch Salt Mill, Black Includes a ceramic grinder which is harder than steel, odorless, rust and corrosion proof, 10 year warranty Multi-purpose mill grinds pepper, salt, dry herbs and dry spices Fully adjustable grind settings for custom and consistent output coarse to fine with a simple turn of a knob Shaftless mechanism allows for greater reservoir capacity and easy refilling Clear polycarbonate reservoir and colored soft touch mechanism housing, mill rests on reservoir, not its mechanism, keeping the tabletop clean