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Series 577 HSS Aircraft Extension Drills - Metric
| Flute Length | 55mm |
| System of Measurement | Metric |
| Flute Type | Spiral |
| Helix Type | Normal Helix |
| Number of Pieces | 1 |
| Cutting Direction | Right Hand |
| Standards Met | NAS 907 |
| Drill Diameter Tolerance | H8 |
| Drill Diameter | 4.04mm |
| Material | HSS |
| Series | 577 |
| Overall Length | 6in |
| Type | Extension Drill |
| Coolant Delivery | External |
| Diameter | 4mm |
| Point Angle | 118\u00b0 |
| Finish/Coating | Bright |
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