Exceptionally fine, the Peugeot salt and pepper mills body is made of olive wood with stainless steel top. Two (2) stage grinding mechanism is made of case-hardened steel that is specially treated to keep sharp teeth and protects from corrosion maximum flavor and aroma by first cracking each pepper before it is ground Classic grind setting: Twist Top Knob (clockwise) for finer grinds; loosen (left) to fill coarse grinds brass nut unscrews top for Made in France; 2 years warranty; Lifetime warranty on grinding mechanism