1.12 needles stabilize the coffee powder, manually driven to rotate 12 carefully arranged needles at high speed. This movement mechanically fluidized the abrasive particles, making the coffee powder and uniform 2. High efficiency: Quickly apply powder in less than 5 seconds, rotate the center in the palm, and quickly rotate the powder forward and backward 3. The height of the powder needle can be adjusted, and the height of the cloth powder needle can be adjusted according to the powder bowl. The needle tip needs to be adjusted to a height of 2 millimeters from the bottom of the powder bowl