Join
Proto save
£0.36
Loading...
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.
| Series | 549 |
| Coolant Delivery | External |
| Flute Length | 47mm |
| Drill Diameter Tolerance | H8 |
| Standards Met | DIN 338 | DIN 1412 |
| Point Angle | 130\u00b0 |
| Drill Diameter Metric | 4.4mm |
| Number of Flutes | 2 |
| Cutting Direction | Right Hand |
| Web Thickness | Form A |
| Shank Diameter Tolerance | F11 |
| Helix Type | High Helix |
| Finish/Coating | Bright |
| Material | HSS |
| Overall Length | 80mm |
| Flute Type | Parabolic |
| Flute Construction | Ground flutes |
| MFR Part No. | 00549 004.450 |
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
