Advantages: 420 stainless steel grinding core External grinding adjustment settings Coffee powder uniform Stainless steel vessel Labor saving handle During the extraction process, the fineness and thickness of ground beans will affect the flavor and taste of coffee. The key to grinding coffee beans is the accuracy of fineness and thickness, and the uniformity of particles What is a high-end professional manual coffee grinder 420 grinding core + precision professional manual coffee grinder More accurate and uniform grinding, bringing you a more professional and high-end manual grinding experience Espresso 10-14 grid (about 1 turn) Hand brewed coffee 18-24 cells (about 1.5 turns) French pressed coffee 25-27 grid (more than 2 turns) Step: open the lid and pour in coffee beans (less than 30g) Set the roughness by rotating the scale Hold the body and rotate the handle The coffee powder is ready Type: Coffee pulverizer color:As shown Material:Stainless steel Package Contents: 1 x grinder 1 x spoon 1 x cleaning brush Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.