... , thread tap, ball nose, twist drill, HSS tool bits, PCD diamond insert, gear hob,....Carbide Fixed-point Drill Bits 1, Suitable for Mould ... steel processing. 2, Mainly for fixing point and chamfering before drilling the hole for the workpieces. We can supply standard and ... tools as per your requirements. If you have any needs or questions, please contact us.Order No.Outside Diameter(D)Shank ...