This assortment contains 200 stainless steel knurled pins from 6 to 22 mm, with a body diameter of 0.90 mm (knurled portion is slightly larger than 0.90 mm). Set includes # 67-46283-06, 08, 10, 12, 14, 16, 17, 18, 19, 20, 21 and 22 mm. Refills are available.