For the extension of all cylinder boring bits or all tools with Ø of shank 8, 10, 12, 13 mm
Ø of the shank 10 mm, or 13 x 30 mm. With four attachment screws for fixing. Solid quality. The shank of Ø 13 mm has three clamping surfaces
Perfect for drilling deep holes, also for turnery. Only limited suitable for drilling end grain (especially hard wood) because there is considerable strain on the drill chuck
1639 |
 Profi
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Extension |
|---|
| Art.- No. | IØ [mm] |
O-Ø [mm] |
SØ [mm] |
OAL [mm] |
Effective L. [mm] |
|
|---|---|---|---|---|---|---|
| 1639.011 | 8 | 16 | 10 | 80 | 50 | |
| 1639.003 | 8 | 16 | 10 | 125 | 100 | |
| 1639.004 | 8 | 16 | 10 | 250 | 220 | |
| 1639.010 | 10 | 16 | 10 | 80 | 50 | |
| 1639.001 | 10 | 16 | 10 | 125 | 100 | |
| 1639.002 | 10 | 16 | 10 | 250 | 220 | |
| 1639.009 | 10 | 22 | 13 | 400 | 360 | |
| 1639.007 | 12 | 22 | 13 | 400 | 360 | |
| 1639.005 | 13 | 22 | 13 | 125 | 100 | |
| 1639.006 | 13 | 22 | 13 | 250 | 220 | |
| 1639.008 | 13 | 22 | 13 | 400 | 360 |
| Art.- No. | Description |
|---|---|
| 1639.583 | 3 pcs. Set in wooden case IØ 10mm, GL 80, 125, 250 |
| 1639.503 | 3 pcs. Set in wooden case IØ 8mm, GL 80, 125, 250 |
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Model 1639
