Features:1. Adjustable: The rotating adjustment ring allows you to precisely control the roughness and enjoy different degrees of coffee. Uniquely designed 6 or 8 knob positions, from fine to coarse, you have 6 or 8 options for coffee flavor.2. Capacity: 6 gears capacity: 15-18g coffee beans and glass jar can contain 105g ground coffee; 8 Gears Capacity: 80g coffee beans and glass jar can contain 185g ground coffee.3. Design: Suitable for squeezer, top-mounted metal crank handle for more relaxed grinding4. Cleaning: every part of the grinder can be cleaned5. Environmental, No Pollution, Wear Resistance, Corrosion ResistanceSpecifications:Item Name: Stainless Steel Coffee GrinderGrinder Material: 304 Stainless Steel + Glass Jar + Ceramic Grinding Mechanism + ABS + Wooden Knot Style: Manual6 Gears Capacity: 15-18g Coffee Bean & Glass Jar Can Contain 105g Ground Coffee8 Gears Capacity: 80g Coffee Bean & Glass Jar Can Contain 185g Ground CoffeeSize: as in the pictures. Scope of application: coffee beans, pepper grindingNote: the thickness of the coffee bean can be adjusted by two kinds of coffee grinder, six gears and eight gears, but not on other ordinary models. Package Included:1*Manual Coffee GrinderNotes:1. Measuring an object lying on a table may make a small difference.2. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness when taking pictures. Thank you for your understanding!▲ The thickness of the coffee bean can be adjusted by two kinds of coffee grinder, six gears and eight gears, but not on other ordinary models. Hi, guys, thank you for visiting my store. We guarantee the quality of our products. Have a nice day!