Perfect for Home Roasters or Professionals that are interested in Training, Testing, Sorting and Q Grading green coffee beans.
Uses industry standard hole sizes for sorting beans and grading coffee.
Includes 10 sieves in the following sizes measured in 64th of an inch.
11, 12, 13, 14, 15, 16, 17, 18, 19, 20 (/64th inch increments).