| Workpiece Material | Aluminium | Material | Tungsten |
| Angle | 90 degree | Flute | 2 |
| Coating | No | Brand | Xinfa |
| Diameter (mm) | Flute | Total Length(mm) | Angle | Shank Diameter(mm) |
| 3 | 2 | 50 | 90 | 3 |
| 4 | 2 | 50 | 90 | 4 |
| 5 | 2 | 50 | 90 | 5 |
| 6 | 2 | 50 | 90 | 6 |
| 8 | 2 | 60 | 90 | 8 |
| 10 | 2 | 75 | 90 | 10 |
| 12 | 2 | 75 | 90 | 12 |
1.Products in stock are uncoated, various coatings available according to your needs. 2.Excellent wear resistance and long using life 3.Spotting drills can perform both centering and chamfering. Precise position the holes and chamfer are accomplished at one time to improve the processing efficiency. 4.Workpiece material: Suitable for general steels, alloy steels, tempered steels, casr iron and aluminium alloy, etc.