| HAM 330 | HAM 331 | HAM 332 | HAM 337 |
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| HAM 30-2800 (HAM 330) solid carbide center drill |
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Engineering data
• 4-facet ground • spiral fluted • Ø d1 0.5 – 0.8 mm only ground on one side |
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| 30-2800 | ||||||||||||||||
| very suitable | limited suitable | |||||||||||||||
 cutting materialsolid carbide ultra micro grain |
 number of teeth - 2 |
 helix angleright hand fluted |
 Standard DIN 333 A |
 Type Normal |
 Point angle 120° |
 Cylindrical Shank |
| Ø d1 DIN mm |
l3 mm |
l1 mm |
Ø d2 (h6) mm |
Ø d1 DIN mm |
l3 mm |
l1 mm |
Ø d2 (h6) mm |
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| 0.5 | 0.8 | 25 | 3.15 | 2 | 2.5 | 40 | 5 | |
| 0.8 | 1.1 | 25 | 3.15 | 2.5 | 3.1 | 45 | 6.3 | |
| 1 | 1.3 | 31.5 | 3.15 | 3.15 | 3.9 | 50 | 8 | |
| 1.25 | 1.6 | 31.5 | 3.15 | 4 | 5 | 56 | 10 | |
| 1.6 | 2 | 35.5 | 4 | 5 | 6.3 | 63 | 12.5 | |
| 6.3 | 8 | 71 | 16 |
We reserve the right to make technical changes. 