About this item 304 Stainless Steel Material and Appropriate Size This salt and pepper grinders has a 304 stainless steel shell, will not rust. The size of this peppercorn grinder is 6.5cm*6.5cm*19.5cm/2.55*2.55*7.67inches, the overall construction is simple and easy to clean. A Bottle of Dual-use Salt and pepper mill can be divided into compartments to store two kinds of spices, will not cascade the flavor, and the double-layer double-head can be grinded, a bottle as two bottles, the kitchen does not need to pile up too many bottles and jars. Use Steps First, rotate to open the top lid of the salt pepper grinder, then pour in the spices to be grinded and screw on the cap, then adjust the degree of coarseness according to your own taste, and finally rotate the bottle of the peppermil to start grinding. Widely Applicable This salt grinder manual can grind black pepper, white pepper, sea salt, peppercorns, dried chili peppers, cumin, cloves, rice, mung beans and so on. Grinding larger size ingredients can be patted and then ground. Adjustable Ceramic Rotor The salt and pepper mills uses a high hardness ceramic core, which makes the grinding of seasonings smooth and unobstructed, fast powder, durable. The shape of the salt mill grinder has a small waist design that feels comfortable in your hand.