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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.
| Shank Diameter Tolerance | F11 |
| Flute Type | Parabolic |
| Number of Flutes | 2 |
| Coolant Delivery | External |
| Product Type | Jobber Drills |
| Cutting Direction | Right Hand |
| Series | 549 |
| Drill Diameter Metric | 9.2mm |
| Finish/Coating | Bright |
| Helix Type | High Helix |
| Material | HSS |
| Drill Diameter | 9.2mm |
| Point Angle | 130\u00b0 |
| Drill Diameter Tolerance | H8 |
| Overall Length | 125mm |
| Web Thickness | Form A |
| Flute Construction | Ground flutes |
| MFR Part No. | 00549 009.200 |
| Standards Met | DIN 338 | DIN 1412 |
| Flute Length | 81mm |
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