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Series R458 Metric Cost effective, high performance drilling across a wide range of materials including carbon and alloy steels, stainless, cast iron, aluminium and other non-ferrous metals.TiAlN coated. 140 point.3 x D
| Shank Diameter | 8mm |
| Diameter x Depth | 3xD |
| Flute Length | 34mm |
| Drill Diameter | 6.8mm |
| Overall Length | 79mm |
| Material | Carbide |
| Material Grade | HM |
| Point Type | 4 Facet Split Point |
| Standards Met | DIN 6537 K |
| Cutting Direction | Right Hand |
| Shank Diameter Tolerance | H6 |
| Helix Type | Continuously Thinned Web |
| Finish/Coating | TiAlN |
| Number of Flutes | 2 |
| MFR Part No. | R4586.8 |
| Series | R458 |
| ISO Category | H | K | M | N | P | S |
| Drill Diameter Tolerance | M7 |
| Coolant Delivery | External |
| Flute Type | Spiral |
| Point Angle | 140\u00b0 |
| Carbide Drill Type | Carbide High Performance |
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