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Counterbores N with a diameter of 50mm and larger are all made with a driving lip. These sizes should be used in the appropriate type M toolholder.
Dimensions (mm) N, NA & W
Counterbores N, and NA with of 50 mm and larger are all made with a driving lip. These sizes should be used in the appropriate type M toolholder
d: 14.0; d1: 6.0; L: 48.0; L1: 28.0.
| Cutting Diameter | 21mm |
| Product Type | Counterbore |
| Finish/Coating | Uncoated |
| Material Grade | HSS |
| Shank Diameter | 10mm |
| Overall Length | 40mm |
| Material | HSS |
| Series | 0NA |
| Tool Type | Counterbore |
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