| HAM 330 | HAM 331 | HAM 332 | HAM 337 |
 |
| HAM 30-2840 (HAM 331) solid carbide NC-center drill |
|
Engineering data
• point ground: relieved cone • spotting drill geometry • short flute length |
 |
| Material |                  |
| 30-2840 | |
| 30-2841 | |
| very suitable limited suitable | |
        |
| Ø d1 (h6) mm |
l2 mm |
l1 mm |
Ø d2 (h6) mm |
Ø d1 (h6) mm |
l2 mm |
l1 mm |
Ø d2 (h6) mm |
|
| 5 | 10 | 62 | 5 | 16 | 35 | 115 | 16 | |
| 6 | 15 | 66 | 6 | 20 | 40 | 131 | 20 | |
| 8 | 20 | 79 | 8 | |||||
| 10 | 22 | 89 | 10 | |||||
| 12 | 25 | 102 | 12 |
 |
|
 |