1)Straight Shank twist Drill Set 2)twist drill 3)drill 1)Straight Shank twist Drill Set2)twist drill3)drillStraight shank twist drill sets, HSS, in metal box:1) Model no. 201-0003, ... .5, 16, 18, 20, 22mm, MT3 24, 26, 28, 30mmReduced straight shank twist drill sets in wooden box1) Model no. 301-1438, 8pcs ... strengthen your resource and make you competitive in the market. Straight Shank twist Drill Set