| Feature: |
|
1. Universal design, drillable hardness of working piece from HRc18 to HRc52.
|
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2. Drillable <3D> depth length and with internal coolant hole design.
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| 3. Good value and economical drill product. |
| 4. Internal Coolant Holes and 140° drill point angle design, which features good chip evacuation, machining performance and longer tool life. |
| 5. Widely used in stainless, titanium alloy, copper,aluminum, general steel and high-hardness materials. |
| Working Materials Hardness Level: Good at difficult-to-cut materials: copper, aluminum, general steel and high-hardness materials. |
Applicable Milling Methods:  Drilling |
| Applicable Coolant Ways: Emulsion Machining |
| Type No. | Diameter | Flute Length | O.A.L | Shank Dia. | Metric Thread Drill Size |
|---|---|---|---|---|---|
| D1 | L1 | L3 | D2 |
||
| DAVO030 | 3 | 20 | 62 | 6 | |
| DAVO031 | 3.1 | 20 | 62 | 6 | |
| DAVO033 | 3.3 | 20 | 62 | 6 | O |
| DAVO035 | 3.5 | 20 | 62 | 6 | |
| DAVO040 | 4 | 24 | 66 | 6 | |
| DAVO041 | 4.1 | 24 | 66 | 6 | |
| DAVO042 | 4.2 | 24 | 66 | 6 | O |
| DAVO045 | 4.5 | 24 | 66 | 6 | |
| DAVO050 | 5 | 28 | 66 | 6 | O |
| DAVO051 | 5.1 | 28 | 66 | 6 | |
| DAVO055 | 5.5 | 28 | 66 | 6 | |
| DAVO060 | 6 | 28 | 66 | 6 | |
| DAVO065 | 6.5 | 34 | 79 | 8 | |
| DAVO068 | 6.8 | 34 | 79 | 8 | O |
| DAVO070 | 7 | 34 | 79 | 8 | |
| DAVO075 | 7.5 | 41 | 79 | 8 | |
| DAVO080 | 8 | 41 | 79 | 8 | |
| DAVO085 | 8.5 | 47 | 89 | 10 | O |
| DAVO087 | 8.7 | 47 | 89 | 10 | |
| DAVO090 | 9 | 47 | 89 | 10 | |
| DAVO100 | 10 | 47 | 89 | 10 | |
| DAVO101 | 10.1 | 55 | 102 | 12 | |
| DAVO103 | 10.3 | 55 | 102 | 12 | O |
| DAVO110 | 11 | 55 | 102 | 12 | |
| DAVO120 | 12 | 55 | 102 | 12 | O |