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£1.39
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
System of Measurement | Metric |
Series | 618 |
Flute Length | 120mm |
MFR Part No. | 00618 004.000 |
Web Thickness | Form A |
Point Angle | 130\u00b0 |
Number of Pieces | 1 |
Overall Length | 175mm |
Coolant Delivery | External |
Helix Type | High Helix |
Flute Construction | Ground flutes |
Shank Type | Straight |
Drill Diameter | 4mm |
Product Type | Drill |
Finish/Coating | Uncoated |
Material | Cobalt High Speed Steel |
Number of Flutes | 2 |
Point Type | Thinned Point |
Drill Length Type | Extra Length |
Cutting Direction | Right Hand |
Flute Type | Parabolic |
Drill Diameter Tolerance | H8 |
Depth x Diameter Ratio | 15xD |
Drill Diameter Metric | 4 |
Standards Met | DIN 1869 |
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