1.Shank diameter:6mm, 6.35mm, or upon request 2.Coating:nickle, chrome, titanium available 3.Packing:5pcs/set, or upon request 1.Shank diameter:6mm, 6.35mm, or upon request2.Packing:5pcs/set, or upon request3.Used for shaping, smoothing and removal hardened steel, stainless steel, fired ceramics, plastic and hardwoodsAdvantages of DUOLING:1. Good quality and competitive price2. Excellent after- ...