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High heat resistant drill with wide chip space for very deep holes in difficult conditions, such as when swarf congestion hinders the flow of coolant to the drill point or when tool overheating arises from other causes. For use in steels and cast steels of high tensile strength (not suitable for lubrication holes in crankshafts).
Features
Manufactured to DIN 1869
Shank tolerance h8
130 Point angle
Web thinning >2.70
15xD
Straight shank , Extra length
Increased wear resistance
Sizes 3.00mm to 10.00mm
| Point Type | Thinned Point |
| Drill Diameter Tolerance | H8 |
| Web Thickness | Form A |
| Overall Length | 165mm |
| Cutting Direction | Right Hand |
| Standards Met | DIN 1869 |
| Coolant Delivery | External |
| Number of Flutes | 2 |
| Helix Type | High Helix |
| Series | 618 |
| Point Angle | 130\u00b0 |
| Flute Construction | Ground flutes |
| Flute Type | Parabolic |
| MFR Part No. | 00618 003.500 |
| System of Measurement | Metric |
| Flute Length | 115mm |
| Number of Pieces | 1 |
| Material | Cobalt High Speed Steel |
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