FAST ELECTRIC GRINDER - Two stainless steel blades and a 150W motor can grind up to two ounces of coffee in just 20 seconds. The longer the beans are ground, the finer they are. FOOD-GRADE MATERIALS - Made of 304 stainless steel, this cold brew coffee grinder is safe to use with anything you consume< /p> Coffee grinder Electric spice grinder 150W - Stainless steel blades and overheating protection Coffee grinder for coffee beans, nuts, spices, seeds, grains Versatile electric grinder: The electric grinder is not only a coffee bean grinder, but also designed to grind all kinds of spices, pepper, seeds, herbs, cereals