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Dia. | Working length | Overall length | Dia. | Working length | Overall length | |
mm | mm | mm | mm | mm | mm | |
1 | 6 | 26 | 5 | 26 | 62 | |
1.5 | 9 | 32 | 5.5 | 28 | 66 | |
2 | 12 | 38 | 6 | 28 | 66 | |
2.5 | 14 | 43 | 6.5 | 31 | 70 | |
3 | 16 | 46 | 7 | 34 | 74 | |
3.2 | 16 | 49 | 7.5 | 34 | 74 | |
3.5 | 18 | 49 | 8.0 | 36 | 79 | |
4 | 20 | 52 | 8.5 | 36 | 79 | |
4.2 | 22 | 55 | 9.0 | 40 | 84 | |
4.5 | 24 | 58 | 9.5 | 40 | 84 | |
4.8 | 26 | 62 | 10.0 | 43 | 89 |
Other size are available.
1210020 DIN1897 HSS stub drill bits, fully ground, straight shank, type N