... request 2.Coating:nickle, chrome, titanium available 3.Packing:5pcs/set, or upon request Features:1.Shank diameter:6mm, 6. ... request.2.Coating:nickle, chrome, titanium available.3.Packing:5pcs/set, or upon request.4.Used for shaping, smoothing and removal ... delivery and satisfactory service4. Own the automatic production lines of diamond tools5. Keep the competition power in the market :United States ...