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£3.30
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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
| Helix Type | High Helix |
| Flute Length | 175mm |
| Series | 618 |
| Cutting Direction | Right Hand |
| Material | Cobalt High Speed Steel |
| Drill Diameter | 8.73mm |
| System of Measurement | Metric |
| Flute Type | Parabolic |
| Drill Length Type | Extra Length |
| Depth x Diameter Ratio | 15xD |
| Web Thickness | Form A |
| Shank Type | Straight |
| Point Angle | 130\u00b0 |
| Number of Pieces | 1 |
| Overall Length | 250mm |
| Drill Diameter Tolerance | H8 |
| Coolant Delivery | External |
| Flute Construction | Ground flutes |
| Standards Met | DIN 1869 |
| Number of Flutes | 2 |
| Point Type | Thinned Point |
| Finish/Coating | Uncoated |
| MFR Part No. | 00618 008.730 |
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