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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 1/8" to 3/8"
| Shank Type | Straight |
| Cutting Direction | Right Hand |
| Standards Met | DIN 1869 |
| System of Measurement | Inch |
| Flute Type | Parabolic |
| Point Angle | 130\u00b0 |
| Point Type | Thinned Point |
| Flute Construction | Ground flutes |
| Material | Cobalt High Speed Steel |
| Flute Length | 150mm |
| Number of Flutes | 2 |
| Product Type | Drills |
| Overall Length | 215mm |
| Web Thickness | Form A |
| Drill Diameter Tolerance | H8 |
| Shank Diameter Tolerance | H8 |
| Number of Pieces | 1 |
| Series | 618 |
| Coolant Delivery | External |
| MFR Part No. | 00618 006.350 |
| Drill Diameter | 1/4in |
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