6.8mm Core drill straight shank HSS H11 DIN 344
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SKU
6.8Z3HSSH11DIN344
Workmanship with 3 cutting edges with nominal size in tolerance H11 or with dimenssion reduced of material allowance for follow precise working.
Tool of rigid construction to working prebored holes, cast holes or punched holes. Three cutting edges workmanship encreases the accuracy of the hole working, especially the roundnes.
| Dc | 6.8 |
|---|---|
| Lt | 69 |
| Lc | 109 |
| № of flutes | 3 |
| Material | HSS |
| tolerances | H11 |
| shank type | HA |
| standard | DIN 344 |