This Stainless-Steel grinder can be used to grind salt or pepper. Just unscrew the bottom and fill with your favorite salt or pepper. This grinder is hand turned from Wormy Spalted Tamarind and the voids are filled with food safe black resin. This Tamarind is planted in many countries in the world for its fruit which is popular in jams, juices, candies and drinks. This wood was from Laos. Tamarind trees grow to a height of 60 feet with a diameter of up to 2 feet. Polished and sealed with a food grade finish.