6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 30 and 32mm. Open and bi-hexagonal ends with 15° offset for greater access. Ultra-strong ballistic nylon storage roll.
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