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Series 549 HSS High Helix (Parabolic Flute) Jobber Drills
Metric
HSS GT100 jobber drills. For drilling in difficult conditions when swarf congestion prevents an adequate flow of coolant. For use in steel and cast iron having a hardness of up to 1000N/mm2. Not recommended for nickel-chrome steels or similar material. Nitrided lands/polished > 2.36mm dia
Manufactured to BS 328, DIN338RN.
| Web Thickness | Form A |
| Standards Met | DIN 338 | DIN 1412 |
| Point Angle | 130\u00b0 |
| Product Type | Jobber Drills |
| Overall Length | 49mm |
| Drill Diameter Tolerance | H8 |
| Helix Type | High Helix |
| Finish/Coating | Bright |
| Cutting Direction | Right Hand |
| MFR Part No. | 00549 002.050 |
| Coolant Delivery | External |
| Flute Construction | Ground flutes |
| Flute Length | 24mm |
| Material | HSS |
| Flute Type | Parabolic |
| Drill Diameter | 2.05mm |
| Drill Diameter Metric | 2.05mm |
| Shank Diameter Tolerance | F11 |
| Number of Flutes | 2 |
| Series | 549 |
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