32 popular sizes (inner-ø x thickness): 20 pcs. 3x1.5 mm, 20 pcs. 4.4x2 mm, 18 pcs. 5x2 mm, 23 pcs. 7x1.5 mm, 23 pcs. 10x1.5 mm, 23 pcs. 13x1.5 mm, 14 pcs. 10x2.5 mm, 13 pcs. 11x2.5 mm, 14 pcs. 13x2.5 mm, 13 pcs. 14x2.5 mm, 14 pcs. 16x2.5 mm, 14 pcs. 18x2.5 mm, 13 pcs. 19x2.5 mm, 14 pcs. 21x2.5 mm, 13 pcs. 22x2.5 mm, 10 pcs. 18x3.5 mm, 10 pcs. 20x3.5 mm, 10 pcs. 22x3.5 mm, 10 pcs. 23.5x3.5 mm, 10 pcs. 25x3.5 mm, 10 pcs. 26.5x3.5 mm, 10 pcs. 28x3.5 mm, 10 pcs. 30x3.5 mm, 10 pcs. 31x3.5 mm, 10 pcs. 33x3.5 mm, 10 pcs. 34.5x3.5 mm, 10 pcs. 36x3.5 mm, 10 pcs. 38x3.5 mm, 10 pcs. 41x3.5 mm, 10 pcs. 44x3.5 mm, 10 pcs. 47x3.5 mm, 10 pcs. 50x3.5 mm