The Good-one Coffee Manual Grinder is the perfect tool for grinding coffee beans or spices to your desired coarseness. Featuring an adjustable ceramic mill and a delicate design, this grinder is easy to use and provides a consistent grind every time. Its key features include adjustable coarseness, a ceramic mill, and a durable design. With its unique design and adjustable coarseness, this grinder is perfect for those looking for a consistent grind and a great cup of coffee.