Durable Materials: This manual coffee grinder is made of high-quality solid wood, ceramic core and cast iron, with a solid wood bottom base with a drawer for easy collection of powders. Retro Style: The hand coffee grinder has a wooden non-slip base, ceramic core, metal rotating handle coffee grinder, retro coffee grinder, can be easily cleaned, has no metallic smell, and avoids heat generation that affects the taste. Fine tuning: Manual grinding enhances flavor, acidity and polish. The manual coffee grinder features a built-in polygon adjuster (turn it up or down), giving you precise control over the fineness of the powder for any desired brewing method. Package Contents and Great Gift: 1 Manual Coffee Grinder. DIY coffee tastes better than usual and can help you relax for a while. It also makes a great birthday gift, coffee shop display, festival, or just for grinding coffee beans.