| 30-2181 | 30-2261 | 30-2341 | 30-2421 | 30-2501 | 30-2580 | 30-2660 | 30-2740 |
| 30-2221 | 30-2301 | 30-2381 | 30-2461 | 30-2541 | 30-2620 | 30-2700 |
 |
| HAM 30-2660 solid carbide deep hole drill 25 x D |
|
Engineering data
• special 4-facet ground • special point ground • special polished chip flute geometry • 15° RH helix • 4 guide chamfer |
 The current production will be changed to the version with MMP |
| Material |     |
| 30-2660 | |
| very suitable limited suitable | |
            |
| Ø d1 (h7) mm |
l3 mm |
l2 mm |
l1 mm |
Ø d2 (h6) mm |
Ø d1 (h7) mm |
l3 mm |
l2 mm |
l1 mm |
Ø d2 (h6) mm |
|
| 3 | 75 | 81 | 125 | 6 | 7 | 175 | 189 | 230 | 8 | |
| 3.2 | 80 | 86.4 | 130 | 6 | 7.5 | 187.5 | 202.5 | 255 | 8 | |
| 3.3 | 82.5 | 89.1 | 140 | 6 | 7.8 | 195 | 210.6 | 255 | 8 | |
| 3.5 | 87.5 | 94.5 | 140 | 6 | 8 | 200 | 216 | 255 | 8 | |
| 3.8 | 95 | 102.6 | 150 | 6 | 8.5 | 212.5 | 229.5 | 285 | 10 | |
| 4 | 100 | 108 | 150 | 6 | 8.8 | 220 | 237.6 | 310 | 10 | |
| 4.2 | 105 | 113.4 | 160 | 6 | 9 | 225 | 243 | 310 | 10 | |
| 4.5 | 112.5 | 121.5 | 165 | 6 | 9.8 | 245 | 264.6 | 310 | 10 | |
| 4.8 | 120 | 129.6 | 175 | 6 | 10 | 250 | 270 | 315 | 10 | |
| 5 | 125 | 135 | 175 | 6 | 10.2 | 255 | 275.4 | 325 | 12 | |
| 5.5 | 137.5 | 148.5 | 190 | 6 | 10.8 | 270 | 291.6 | 340 | 12 | |
| 5.8 | 145 | 156.6 | 200 | 6 | 11.8 | 295 | 318.6 | 375 | 12 | |
| 6 | 150 | 162 | 200 | 6 | 12 | 300 | 324 | 375 | 12 | |
| 6.5 | 162.5 | 175.5 | 215 | 8 | ||||||
| 6.8 | 170 | 183.6 | 230 | 8 |
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